?url_ver=Z39.88-2004&rft_id=10.1016%2Fj.drugalcdep.2011.07.016&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Wei%2C+C&rft.aulast=Wei&rft.aufirst=C&rft.issue=1-3&rft.volume=120&rft.date=1+January+2012&rft.issn=0376-8716&rft.atitle=Patterns+and+levels+of+illicit+drug+use+among+men+who+have+sex+with+men+in+Asia&rft.title=Drug+and+Alcohol+Dependence&rft.pages=246+-+249&rft.genre=article