title: Papaverine tracking: how to do it.
authors: J
authors: J
authors: Crowley
mesh_terms: D007172:Erectile Dysfunction / Q000188:drug therapy*; D005500:Follow-Up Studies; D006801:Humans; D008297:Male; D010208:Papaverine / Q000008:administration & dosage*
chemical_list: D010208:Papaverine