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  1. Sağlıkta Hakkaniyetin Sosyal Belirleyicileri

    Article • Eskişehir Türk Dünyası Uygulama ve Araştırma Merkezi Halk Sağlığı Dergisi, November 2025, Eskisehir Turk Dunyasi Uygulama ve Arastirma Merkezi Halk Sagligi Dergisi

    Prof. Dr. Osman Erol Hayran

  2. Knowledge, attitudes, and practices toward mpox among university health science students in Türkiye: a cross-sectional study

    Article • BMC Medical Education, October 2025, Springer Science + Business Media

    Prof. Dr. Osman Erol Hayran

  3. Üretken Yapay Zeka: Sağlıkta Hizmetlerinde Kullanımı, Üstün ve Zayıf Yanları

    Article • JOURNAL OF BIOTECHNOLOGY AND STRATEGIC HEALTH RESEARCH, August 2025, Journal of Biotechnology and Strategic Health Research

    Prof. Dr. Osman Erol Hayran

  4. Knowledge, attitudes, and practices toward monkeypox among university health science students in Türkiye

    Article • August 2025, Springer Science + Business Media

    Prof. Dr. Osman Erol Hayran

  5. Olay Raporlamanın Hastanelerdeki Durumu Ve Hasta Güvenliği Kültürü İle İlişkisi

    Article • Sosyal Guvence, July 2025, Sosyal Guvence

    Prof. Dr. Osman Erol Hayran

  6. BİLİM İLETİŞİMİNDE ÖNEMLİ BİR ARAÇ: 4-GÖZLÜ TABLO

    Article • Eskişehir Türk Dünyası Uygulama ve Araştırma Merkezi Halk Sağlığı Dergisi, February 2025, Eskisehir Turk Dunyasi Uygulama ve Arastirma Merkezi Halk Sagligi Dergisi

    Prof. Dr. Osman Erol Hayran

  7. Comparing Level of Happiness and Depression Between Turkish and International Medical Students

    Article • Journal of Health Systems and Policies, August 2024, Journal of Health Systems and Policies, Istanbul Medipol University

    Prof. Dr. Osman Erol Hayran

  8. BİRİNCİ BASAMAK VE BÜTÜNLEŞİK SAĞLIK HİZMETLERİ

    Article • JOURNAL OF BIOTECHNOLOGY AND STRATEGIC HEALTH RESEARCH, June 2024, Journal of Biotechnology and Strategic Health Research

    Prof. Dr. Osman Erol Hayran

  9. EPİDEMİYOLOJİDE MATEMATİK MODEL KULLANIMI: GELECEK TAHMİNİ

    Article • Eskişehir Türk Dünyası Uygulama ve Araştırma Merkezi Halk Sağlığı Dergisi, June 2024, Eskisehir Turk Dunyasi Uygulama ve Arastirma Merkezi Halk Sagligi Dergisi

    Prof. Dr. Osman Erol Hayran

  10. Turkish Translation and Cross-Cultural Validity of WHOQOL-HIV Bref Tool

    Article • Current HIV Research, March 2024, Bentham Science Publishers

    Ahsen Oncul, Okan Derin, Prof. Dr. Osman Erol Hayran

  11. Family physicians overestimate diagnosis probabilities regardless of the test results

    Article • Frontiers in Medicine, January 2024, Frontiers

    Prof. Dr. Osman Erol Hayran

  12. Need for Open-Science Policies

    Article • Journal of Health Systems and Policies, December 2023, Journal of Health Systems and Policies, Istanbul Medipol University

    Prof. Dr. Osman Erol Hayran

  13. BİLİMSEL ARAŞTIRMALARDA TEKRAR EDİLEBİLİRLİK SORUNLARI VE AÇIK BİLİM

    Article • Eskişehir Türk Dünyası Uygulama ve Araştırma Merkezi Halk Sağlığı Dergisi, October 2023, Eskisehir Turk Dunyasi Uygulama ve Arastirma Merkezi Halk Sagligi Dergisi

    Prof. Dr. Osman Erol Hayran

  14. Infant mortality before and during COVID-19 pandemic in a district of Istanbul

    Article • Türkiye Halk Sağlığı Dergisi, October 2023, Turkish Journal of Public Health

    Prof. Dr. Osman Erol Hayran

  15. Beyazlatma Özellikli Bir Diş Macununun İn Vitro Olarak Değerlendirilmesi

    Article • Selcuk Dental Journal, August 2023, Selcuk Dental Journal

    Prof. Dr. Osman Erol Hayran

  16. PSYCHOLOGICAL DISTRESS AND FEAR OF COVID-19 IN PRIMARY HEALTHCARE WORKERS

    Article • Eskişehir Türk Dünyası Uygulama ve Araştırma Merkezi Halk Sağlığı Dergisi, May 2023, Eskisehir Turk Dunyasi Uygulama ve Arastirma Merkezi Halk Sagligi Dergisi

    Prof. Dr. Osman Erol Hayran

  17. Klinik Yönetişim İklimi ve Hasta Güvenliği Kültürü Üzerindeki Sosyo-demografik Özelliklerin Belirleyiciliği: Türkiye Perspektifi

    Article • JOURNAL OF BIOTECHNOLOGY AND STRATEGIC HEALTH RESEARCH, April 2023, Journal of Biotechnology and Strategic Health Research

    Prof. Dr. Osman Erol Hayran

  18. The Impact of Partial Lockdown During COVID-19 Pandemic on Metabolic Control in People with Type 2 Diabetes Mellitus

    Article • JOURNAL OF BIOTECHNOLOGY AND STRATEGIC HEALTH RESEARCH, April 2023, Journal of Biotechnology and Strategic Health Research

    Prof. Dr. Osman Erol Hayran

  19. How to Measure Organizational Health Literacy?

    Article • February 2023, IntechOpen

    Prof. Dr. Osman Erol Hayran

  20. Comparison of the burnout among medical residents before and during the pandemic

    Article • Journal of Psychosomatic Research, February 2023, Elsevier

    Prof. Dr. Osman Erol Hayran

  21. Investigaton of relationship between workload perception and burnout levels of employees at nursing homes and elderly rehabilitation centers

    Article • Adıyaman Üniversitesi Sağlık Bilimleri Dergisi, December 2022, Adiyaman University

    Prof. Dr. Osman Erol Hayran

  22. A BIBLIOMETRIC ANALYSIS OF PNEUMONIA ARTICLES (2016-2020)

    Article • Eskişehir Türk Dünyası Uygulama ve Araştırma Merkezi Halk Sağlığı Dergisi, October 2022, Eskisehir Turk Dunyasi Uygulama ve Arastirma Merkezi Halk Sagligi Dergisi

    Prof. Dr. Osman Erol Hayran

  23. KLİNİK YÖNETİŞİM İKLİMİNİN HASTA GÜVENLİĞİ KÜLTÜRÜ İLE İLİŞKİSİNİN YAPISAL EŞİTLİK MODELLEMESİYLE İNCELENMESİ

    Article • Eskişehir Türk Dünyası Uygulama ve Araştırma Merkezi Halk Sağlığı Dergisi, October 2022, Eskisehir Turk Dunyasi Uygulama ve Arastirma Merkezi Halk Sagligi Dergisi

    Prof. Dr. Osman Erol Hayran

  24. BİRİNCİ BASAMAK SAĞLIK ÇALIŞANLARINDA COVID-19 GÖRÜLME SIKLIĞI

    Article • Eskişehir Türk Dünyası Uygulama ve Araştırma Merkezi Halk Sağlığı Dergisi, June 2022, Eskisehir Turk Dunyasi Uygulama ve Arastirma Merkezi Halk Sagligi Dergisi

    Prof. Dr. Osman Erol Hayran

  25. KURUMSAL SAĞLIK OKURYAZARLIĞININ DEĞERLENDİRİLMESİ İÇİN ÖLÇEK GELİŞTİRİLMESİ

    Article • Eskişehir Türk Dünyası Uygulama ve Araştırma Merkezi Halk Sağlığı Dergisi, June 2022, Eskisehir Turk Dunyasi Uygulama ve Arastirma Merkezi Halk Sagligi Dergisi

    Prof. Dr. Osman Erol Hayran

  26. Medical residents are facing burnout, who are at stake? A cross-sectional study in three university hospitals in Istanbul

    Article • Journal of Basic and Clinical Health Sciences, May 2022, Dokuz Eyul Universitesi Saglik Bilimleri Enstitusu

    Prof. Dr. Osman Erol Hayran

  27. Comparison of the burnout among medical residents before and during the pandemic

    Article • May 2022, Cold Spring Harbor Laboratory Press

    Prof. Dr. Osman Erol Hayran

  28. ÜNİVERSİTE ÖĞRENCİLERİNİN HUMAN PAPİLLOMA VİRÜSÜ VE AŞISI İLE İLGİLİ BİLGİ, TUTUM VE DAVRANIŞLARI

    Article • Sağlık Bilimleri Dergisi, March 2022, Erciyes Iletisim Dergisi

    Prof. Dr. Osman Erol Hayran

  29. EPİDEMİYOLOJİDE NEDEN, NEDENSELLİK VE AÇIKLAYICI MODELLER

    Article • Eskişehir Türk Dünyası Uygulama ve Araştırma Merkezi Halk Sağlığı Dergisi, January 2022, Eskisehir Turk Dunyasi Uygulama ve Arastirma Merkezi Halk Sagligi Dergisi

    Prof. Dr. Osman Erol Hayran

  30. Vaccine Hesitancy and Anti-Vaccination Attitudes during the Start of COVID-19 Vaccination Program: A Content Analysis on Twitter Data

    Article • Vaccines, January 2022, MDPI AG

    Prof. Dr. Osman Erol Hayran

  31. Ogretmenlerde Cocuk Istismar ve Ihmal Farkindaliginin Belirlenmesi

    Article • Gazi Medical Journal, January 2022, Journal of Clinical Research of Pediatric Endocrinology

    Prof. Dr. Osman Erol Hayran

  32. Attitudes and Practices Against COVID-19 Vaccines in Turkey

    Article • Northern Clinics of Istanbul, January 2022, Kare Publishing

    Prof. Dr. Osman Erol Hayran

  33. Good versus poor prescribers: the comparison of prescribing competencies in primary care

    Article • Primary Health Care Research & Development, January 2022, Cambridge University Press

    Prof. Dr. Osman Erol Hayran

  34. Bilimsel Araştırmalar Ne Kadar Bilimsel: Karıştırıcılar, Çarpıştırıcılar Ve Etki-Ölçüm Değiştiriciler

    Article • JOURNAL OF BIOTECHNOLOGY AND STRATEGIC HEALTH RESEARCH, December 2021, Journal of Biotechnology and Strategic Health Research

    Prof. Dr. Osman Erol Hayran

  35. Ranking OECD Countries By Using COVID-19 And Health Policy Variables With Fuzzy AHP And Multimoora Methods

    Article • JOURNAL OF BIOTECHNOLOGY AND STRATEGIC HEALTH RESEARCH, December 2021, Journal of Biotechnology and Strategic Health Research

    Prof. Dr. Osman Erol Hayran

  36. Demography, inequalities and Global Health Security Index as correlates of COVID‐19 morbidity and mortality

    Article • The International Journal of Health Planning and Management, November 2021, Wiley

    Prof. Dr. Osman Erol Hayran

  37. İNFODEMİYOLOJİ, DİJİTAL EPİDEMİYOLOJİ VE METABİLİM: İNSANIN İNSANI, BİLİMİN İNSANI ALDATMASI NASIL ÖNLENİR?

    Article • Eskişehir Türk Dünyası Uygulama ve Araştırma Merkezi Halk Sağlığı Dergisi, October 2021, Eskisehir Turk Dunyasi Uygulama ve Arastirma Merkezi Halk Sagligi Dergisi

    Prof. Dr. Osman Erol Hayran

  38. Anxiety levels of community pharmacists during the COVID-19 pandemic: a cross-sectional study in Istanbul

    Article • Hacettepe University Journal of the Faculty of Pharmacy, October 2021, Hacettepe Journal of Biology and Chemistry

    Prof. Dr. Osman Erol Hayran

  39. Effect of socioeconomic status on risk of COVID-19: a population-based case-control study

    Article • August 2021, Springer Science + Business Media

    Prof. Dr. Osman Erol Hayran

  40. YAŞLI BAKIMEVİNDE KONAKLAYAN YAŞLILARDA UYKU KALİTESİ VE DEPRESYON

    Article • Eskişehir Türk Dünyası Uygulama ve Araştırma Merkezi Halk Sağlığı Dergisi, May 2021, Eskisehir Turk Dunyasi Uygulama ve Arastirma Merkezi Halk Sagligi Dergisi

    Prof. Dr. Osman Erol Hayran

  41. Vaccine hesitancy and anti-vaccination attitudes during the start of COVID-19 vaccination program: A content analysis on Twitter data

    Article • May 2021, Cold Spring Harbor Laboratory Press

    Prof. Dr. Osman Erol Hayran

  42. Erkek Üniversite Öğrencilerinde Nomofobi Düzeyi ve Etkileyen Faktörler

    Article • Bağımlılık Dergisi, March 2021, Ozel Bagimlilik Ltd.

    Prof. Dr. Osman Erol Hayran

  43. Do Ginger Extract, Natural Honey and Bitter Chocolate Remineralize Enamel Surface as Fluoride Toothpastes? An In-Vitro Study

    Article • Nigerian Journal of Clinical Practice, January 2021, Medknow

    Prof. Dr. Osman Erol Hayran

  44. Klinik Uygulamalarda Süreç Yönetimi

    Article • JOURNAL OF BIOTECHNOLOGY AND STRATEGIC HEALTH RESEARCH, December 2020, Journal of Biotechnology and Strategic Health Research

    Prof. Dr. Osman Erol Hayran

  45. COVID-19 pandemisinde görev yapan sağlık çalışanlarında anksiyete belirtileri ve uykusuzluk

    Article • Türkiye Halk Sağlığı Dergisi, December 2020, Turkish Journal of Public Health

    Prof. Dr. Osman Erol Hayran

  46. Youtube as an Information Source During the Coronavirus Disease (COVID-19) Pandemic: Evaluation of the Turkish and English Content

    Article • Cureus, October 2020, Springer Science + Business Media

    Prof. Dr. Osman Erol Hayran

  47. YouTube as an information source during the Coronavirus disease (COVID-19) pandemic: Evaluation of the Turkish and English content (Preprint)

    Article • June 2020, JMIR Publications Inc.

    Prof. Dr. Osman Erol Hayran

  48. Evaluation of individual health literacy among inpatients of different types of hospitals in Istanbul

    Article • May 2020, Marmara Medical Journal

    Prof. Dr. Osman Erol Hayran

  49. YouTube as an information source during the Coronavirus disease (COVID-19) pandemic: Evaluation of the Turkish and English content

    Article • May 2020, Cold Spring Harbor Laboratory Press

    Prof. Dr. Osman Erol Hayran

  50. Küreselleşme Sağlığımız İçin Yararlı mı Zararlı mı?

    Article • JOURNAL OF BIOTECHNOLOGY AND STRATEGIC HEALTH RESEARCH, April 2020, Journal of Biotechnology and Strategic Health Research

    Prof. Dr. Osman Erol Hayran

  51. Koruyucu hizmetler sağlık harcamalarını azaltabilir mi?

    Article • JOURNAL OF BIOTECHNOLOGY AND STRATEGIC HEALTH RESEARCH, December 2019, Journal of Biotechnology and Strategic Health Research

    Prof. Dr. Osman Erol Hayran

  52. Yeni Tıp Teknolojilerinin Kullanımı ve Etik Sorunlar

    Article • JOURNAL OF BIOTECHNOLOGY AND STRATEGIC HEALTH RESEARCH, August 2019, Journal of Biotechnology and Strategic Health Research

    Prof. Dr. Osman Erol Hayran

  53. SİNDEMİLER YA DA SİNERJİK EPİDEMİLER: TOPLUM SAĞLIĞININ ÇAĞDAŞ TEHDİTLERİ

    Article • Eskişehir Türk Dünyası Uygulama ve Araştırma Merkezi Halk Sağlığı Dergisi, May 2019, Eskisehir Turk Dunyasi Uygulama ve Arastirma Merkezi Halk Sagligi Dergisi

    Prof. Dr. Osman Erol Hayran

  54. ANXIETY AND DEPRESSION LEVELS OF DOCTORS DURING STUDYING FOR EXAMINATION FOR SPECIALTY IN MEDICINE - TIPTA UZMANLIK SINAVINA HAZIRLANAN HEKİMLERİN ANKSİYETE VE DEPRESYON DÜZEYLERİ

    Article • Eskişehir Türk Dünyası Uygulama ve Araştırma Merkezi Halk Sağlığı Dergisi, January 2019, Eskisehir Turk Dunyasi Uygulama ve Arastirma Merkezi Halk Sagligi Dergisi

    Prof. Dr. Osman Erol Hayran

  55. Organizational health literacy as a determinant of patient satisfaction

    Article • Public Health, October 2018, Elsevier

    Prof. Dr. Osman Erol Hayran

  56. Mülteci ve Yerleşik Ergenlerde Depresyona Yatkınlık ve Algılanan Sosyal Destek Düzeyleri

    Article • Anadolu Kliniği Tıp Bilimleri Dergisi, September 2018, Anadolu Klinigi Tip Bilimleri Dergisi

    Prof. Dr. Osman Erol Hayran

  57. Alcohol Consumption and Views on Alcohol Research and Control Policies in Turkey: A Qualitative Study

    Article • Addicta The Turkish Journal on Addictions, September 2018, AVES Publishing Co.

    Prof. Dr. Osman Erol Hayran

  58. Miliary tuberculosis

    Article • Medicine, February 2017, Wolters Kluwer Health

    Prof. Dr. Osman Erol Hayran

  59. Effectiveness of some herbals on initial enamel caries lesion

    Article • Asian Pacific Journal of Tropical Biomedicine, October 2016, Medknow

    Prof. Dr. Osman Erol Hayran

  60. Nutritional status, Healthy Eating Index and eating attitudes of the adolescents in Istanbul: a cross-sectional study

    Article • International Journal of Adolescent Medicine and Health, November 2015, De Gruyter

    Prof. Dr. Osman Erol Hayran

  61. Knowledge of oral cancer, preventive attitudes, and behaviors of primary care physicians in Turkey

    Article • European Journal of Cancer Prevention, September 2014, Wolters Kluwer Health

    Prof. Dr. Osman Erol Hayran

  62. A qualitative study on factors that influence Turkish medical students′ decisions to become family physicians after the health transformation programme

    Article • North American Journal of Medical Sciences, January 2014, Medknow

    Prof. Dr. Osman Erol Hayran

  63. Effects of bioactive‐rich extracts of pomegranate, persimmon, nettle, dill, kale and Sideritis and isolated bioactives on arachidonic acid induced markers of platelet activation and aggregation

    Article • Journal of the Science of Food and Agriculture, September 2013, Wiley

    Tatjana Srdic-Rajic, Prof. Dr. Osman Erol Hayran

  64. Bioactive‐rich extracts of persimmon, but not nettle, Sideritis, dill or kale, increase eNOS activation and NO bioavailability and decrease endothelin‐1 secretion by human vascular endothelial cells

    Article • Journal of the Science of Food and Agriculture, July 2013, Wiley

    Prof. Dr. Osman Erol Hayran

  65. Carotenoids, vitamins (A, B2, C and E) and total folate of traditional foods from Black Sea Area countries

    Article • Journal of the Science of Food and Agriculture, July 2013, Wiley

    Prof. Dr. Osman Erol Hayran

  66. Comparison of leafy kale populations from Italy, Portugal, and Turkey for their bioactive compound content: phenolics, glucosinolates, carotenoids, and chlorophylls

    Article • Journal of the Science of Food and Agriculture, July 2013, Wiley

    Prof. Dr. Osman Erol Hayran

  67. Definition and documentation of traditional foods of the Black Sea Area Countries: potential nutrition claims

    Article • Journal of the Science of Food and Agriculture, July 2013, Wiley

    Prof. Dr. Osman Erol Hayran

  68. Lack of effect of bioactive‐rich extracts of pomegranate, persimmon, nettle, dill, kale andSideritisand isolated bioactives on platelet function

    Article • Journal of the Science of Food and Agriculture, June 2013, Wiley

    Prof. Dr. Osman Erol Hayran

  69. An on‐site comparative study of yield factors during glume removal, a primary step in the traditional processing of hulled wheats

    Article • Journal of the Science of Food and Agriculture, June 2013, Wiley

    Prof. Dr. Osman Erol Hayran

  70. New nutritional composition data on selected traditional foods consumed in Black Sea Area countries

    Article • Journal of the Science of Food and Agriculture, June 2013, Wiley

    Prof. Dr. Osman Erol Hayran

  71. Restoration of Morphologically Compromised and Endodontically Treated Molars

    Article • The International Journal of Prosthodontics, May 2013, Quintessence Publishing

    Prof. Dr. Osman Erol Hayran

  72. Carotenoids of Traditional Foods from Black Sea Area Countries and their relation with Immune Response

    Article • Proceedings of The Nutrition Society, January 2013, Cambridge University Press

    Prof. Dr. Osman Erol Hayran

  73. Evaluation of the Effect of the Magnetic Field Therapy on Motor Unit Action Potentials and Balance of Healthy Subjects

    Article • Journal of Physical Therapy Science, January 2013, Society of Physical Therapy Science

    Prof. Dr. Osman Erol Hayran

  74. The Depressive Symptoms and Physical Performance of Mothers of Children with Different Types of Disability

    Article • Journal of Physical Therapy Science, January 2013, Society of Physical Therapy Science

    Prof. Dr. Osman Erol Hayran

  75. Knowledge and attitudes towards complementary and alternative medicine among medical students in Turkey

    Article • BMC Complementary and Alternative Medicine, August 2012, Springer Science + Business Media

    Prof. Dr. Osman Erol Hayran

  76. SOUTH EUROPEAN KALES: A CROSS COUNTRY, CROSS CULTURAL RESEARCH

    Article • Acta Horticulturae, August 2012, International Society for Horticultural Science (ISHS)

    Prof. Dr. Osman Erol Hayran

  77. Eating patterns of Turkish adolescents: a cross-sectional survey

    Article • Nutrition Journal, December 2010, Springer Science + Business Media

    Prof. Dr. Osman Erol Hayran

  78. Knowledge and attitudes of university students toward pandemic influenza: a cross-sectional study from Turkey

    Article • BMC Public Health, July 2010, Springer Science + Business Media

    Prof. Dr. Osman Erol Hayran

  79. The sensitivity and the specifity of rapid antigen test in streptococcal upper respiratory tract infections

    Article • International Journal of Pediatric Otorhinolaryngology, June 2010, Elsevier

    Prof. Dr. Osman Erol Hayran

  80. Rotavirus and adenovirus frequency among patients with acute gastroenteritis and their relationship to clinical parameters: a retrospective study in Turkey

    Article • Asia Pacific Family Medicine, January 2009, Springer Science + Business Media

    Prof. Dr. Osman Erol Hayran

  81. The influence of gender roles on health seeking behaviour during pregnancy in Turkey

    Article • The European Journal of Contraception & Reproductive Health Care, January 2009, Taylor & Francis

    Prof. Dr. Osman Erol Hayran

  82. Caries detection with DIAGNOdent and ultrasound

    Article • Oral Surgery Oral Medicine Oral Pathology Oral Radiology and Endodontology, November 2008, Elsevier

    Prof. Dr. Osman Erol Hayran

  83. Iron deficiency prevalence and dietary patterns by school district in Istanbul

    Article • Journal of Human Nutrition and Dietetics, October 2007, Wiley

    Prof. Dr. Osman Erol Hayran

  84. Cadmium, Lead, Mercury and Copper in Fish from the Marmara Sea, Turkey

    Article • Bulletin of Environmental Contamination and Toxicology, April 2007, Springer Science + Business Media

    Prof. Dr. Osman Erol Hayran

  85. The links between health-related behaviors and life satisfaction in elderly individuals who prefer institutional living

    Article • BMC Health Services Research, February 2007, Springer Science + Business Media

    Prof. Dr. Osman Erol Hayran

  86. The assessment of oral health‐related quality of life by factor analysis in patients with Behcet's disease and recurrent aphthous stomatitis

    Article • Journal of Oral Pathology and Medicine, February 2007, Wiley

    Prof. Dr. Osman Erol Hayran

  87. Predictors of burnout and job satisfaction among Turkish physicians

    Article • QJM, February 2006, Oxford University Press (OUP)

    Prof. Dr. Osman Erol Hayran

  88. Biochemical and behavioral indices related to BMI in schoolchildren in urban Turkey

    Article • Preventive Medicine, August 2005, Elsevier

    Prof. Dr. Osman Erol Hayran

  89. Influence of social environment in smoking among adolescents in Turkey

    Article • European Journal of Public Health, July 2005, Oxford University Press (OUP)

    Prof. Dr. Osman Erol Hayran

  90. Evaluation of life satisfaction index of the elderly people living in nursing homes

    Article • Archives of Gerontology and Geriatrics, July 2005, Elsevier

    Prof. Dr. Osman Erol Hayran

  91. Macronutrient intake, physical activity, serum lipids and increased body weight in primary schoolchildren in Istanbul

    Article • Pediatrics International, March 2005, Wiley

    Prof. Dr. Osman Erol Hayran

  92. Prevalence and distribution of oral lesions: a cross‐sectional study in Turkey

    Article • Oral Diseases, March 2005, Wiley

    Prof. Dr. Osman Erol Hayran

  93. Parental educational level and cardiovascular disease risk factors in schoolchildren in large urban areas of Turkey: Directions for public health policy

    Article • BMC Public Health, February 2005, Springer Science + Business Media

    Prof. Dr. Osman Erol Hayran

  94. Accuracy of ultrasound measurement of progressive change in occlusal enamel thickness

    Article • Oral Surgery Oral Medicine Oral Pathology Oral Radiology and Endodontology, January 2005, Elsevier

    Prof. Dr. Osman Erol Hayran

  95. Thickness Measurement of Worn Molar Cusps by Ultrasound

    Article • Caries Research, January 2005, Karger Publishers

    Prof. Dr. Osman Erol Hayran

  96. Prevalence of iron deficiency among schoolchildren of different socio-economic status in urban Turkey

    Article • European Journal of Clinical Nutrition, July 2004, Springer Science + Business Media

    Prof. Dr. Osman Erol Hayran

  97. Factors Affecting Dental Job Satisfaction

    Article • Evaluation & the Health Professions, June 2004, SAGE Publications

    Prof. Dr. Osman Erol Hayran

  98. Financing of Dental Services in Turkey: Opinions and Expectations of Dentists, Residents, and Patients

    Article • Journal of Public Health Dentistry, June 2004, Wiley

    Prof. Dr. Osman Erol Hayran

  99. Oral health is impaired in Behcet's disease and is associated with disease severity

    Article • Rheumatology, June 2004, Oxford University Press (OUP)

    Prof. Dr. Osman Erol Hayran

  100. Utilisation of dental services in Turkey: a cross-sectional survey

    Article • International Dental Journal, April 2004, Elsevier

    Prof. Dr. Osman Erol Hayran

  101. Article • Lipids in Health and Disease, January 2004, Springer Science + Business Media

    Prof. Dr. Osman Erol Hayran

  102. Detection of Natural White Spot Caries Lesions by an Ultrasonic System

    Article • Caries Research, January 2000, Karger Publishers

    Prof. Dr. Osman Erol Hayran

  103. Social and Medical Aspects of Undescended Testes in Turkey

    Article • European Urology, January 1995, Elsevier

    Prof. Dr. Osman Erol Hayran