title: Sexual performance as a function of time of day in male and female rats.
mesh_terms: D000818:Animals; D002369:Castration; D002940:Circadian Rhythm; D004958:Estradiol / Q000502:physiology; D005260:Female; D008297:Male; D011187:Posture; D011374:Progesterone / Q000502:physiology; D051381:Rats; D012737:Sex Factors; D012726:Sexual Behavior, Animal / Q000502:physiology; D013739:Testosterone / Q000502:physiology
chemical_list: D013739:Testosterone; D011374:Progesterone; D004958:Estradiol