Spraying by castrated tomcats.
D000818:Animals; D002369:Castration / Q000662:veterinary*; D002371:Cat Diseases; D002415:Cats / Q000502:physiology*; D003556:Cystitis / Q000662:veterinary; D004054:Diethylstilbestrol / Q000627:therapeutic use; D004644:Emotions; D008297:Male; D008525:Medroxyprogesterone / Q000627:therapeutic use; D001744:Urinary Bladder Calculi / Q000662:veterinary; D014554:Urination
D004054:Diethylstilbestrol; D008525:Medroxyprogesterone