?url_ver=Z39.88-2004&rft_id=10.22146%2Fijc.31116&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=Supandi&rft.au=Supandi+Supandi%2C+Supandi&rft.aulast=Supandi+Supandi&rft.issue=551&rft.atitle=Simultaneous+Analysis+of+6-Mercaptopurine%2C+6-Methylmercaptopurine%2C+and+6-Thioguanosine-5%E2%80%99-monophosphate+in+Dried+Blood+Spot+Using+Ultra+Performance+Liquid+Chromatography+Tandem+Mass+Spectrometry&rft.volume=544&rft.title=Indochem&rft.genre=article