Feline urethral obstruction: a case-control study.
D000367:Age Factors; D000818:Animals; D002369:Castration / Q000662:veterinary; D002371:Cat Diseases / Q000453:epidemiology / Q000209:etiology*; D002415:Cats; D004032:Diet; D004777:Environment; D008297:Male; D012008:Recurrence; D014525:Urethral Stricture / Q000453:epidemiology / Q000662:veterinary*