title: The effects of sexual experience and frequency of testing on retention of copulatory behavior following castration in the male hamster.
mesh_terms: D000818:Animals; D002369:Castration; D003307:Copulation; D006224:Cricetinae; D006120:Grooming; D008297:Male; D008568:Memory; D008647:Mesocricetus; D012153:Retention, Psychology