Subgroup analysis of large trials can guide further research: a case study of vitamin E and pneumonia

  • Harri Hemila, Jaakko Kaprio
  • Clinical Epidemiology, February 2011, Taylor & Francis
  • DOI: 10.2147/clep.s16114
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http://dx.doi.org/10.2147/clep.s16114

The following have contributed to this page: Dr Harri Hemila