title: [Erectile dysfunction].
authors.affiliation: Department of Urology and Reproductive Medicine, Tokyo Medical and Dental University.
authors.forename: Hitoshi
authors.initials: H
authors.lastname: Masuda
authors.forename: Kazunori
authors.initials: K
authors.lastname: Kihara
mesh_terms: D000367:Age Factors; D000375:Aging; D002318:Cardiovascular Diseases / Q000150:complications; D016208:Databases, Factual; D048909:Diabetes Complications; D004700:Endocrine System Diseases / Q000150:complications; D007172:Erectile Dysfunction / Q000453:epidemiology / Q000209:etiology; D006801:Humans; D020407:Internet; D008297:Male; D009017:Morbidity; D009422:Nervous System Diseases / Q000150:complications; D010879:Piperazines / Q000627:therapeutic use; D011687:Purines; D012307:Risk Factors; D000068677:Sildenafil Citrate; D013450:Sulfones
chemical_list: D010879:Piperazines; D011687:Purines; D013450:Sulfones; D000068677:Sildenafil Citrate