title: In search of little blue pills.
authors.affiliation: Beijing, China.
authors.forename: Paul
authors.initials: P
authors.lastname: Mooney
mesh_terms: D002681:China; D005607:Fraud; D006801:Humans; D008297:Male; D010879:Piperazines; D011687:Purines; D012725:Sexual Behavior / Q000187:drug effects; D000068677:Sildenafil Citrate; D013450:Sulfones
chemical_list: D010879:Piperazines; D011687:Purines; D013450:Sulfones; D000068677:Sildenafil Citrate