title: Counterfeits of impotence drug appear in the United Kingdom.
authors.forename: Liza
authors.initials: L
authors.lastname: Gibson
mesh_terms: D002243:Carbolines / Q000592:standards / Q000600:supply & distribution; D016568:Drugs, Generic / Q000600:supply & distribution*; D007172:Erectile Dysfunction / Q000188:drug therapy*; D006801:Humans; D008297:Male; D000068581:Tadalafil; D006113:United Kingdom; D014665:Vasodilator Agents / Q000592:standards / Q000600:supply & distribution
chemical_list: D002243:Carbolines; D016568:Drugs, Generic; D014665:Vasodilator Agents; D000068581:Tadalafil