title: Relationship of sexual behavior and castration to tumescence in the male rat.
mesh_terms: D000728:Androgens / Q000502:physiology; D000818:Animals; D002369:Castration; D004542:Ejaculation; D008297:Male; D008722:Methods; D010413:Penis / Q000502:physiology*; D010812:Physical Stimulation / Q000295:instrumentation; D051381:Rats; D012726:Sexual Behavior, Animal; D013997:Time Factors
chemical_list: D000728:Androgens