Development of a screening method for the detection of analogues of sildenafil and vardenafil by the use of liquid chromatograph coupled with triple quadrupole linear ion trap mass spectrometer

Chi Shing Ng, Tin Yau Law, Yuk King Cheung, Ping Chung Ng, Koon Kay Choi
  • Analytical Methods, January 2010, Royal Society of Chemistry
  • DOI: 10.1039/b9ay00112c