Hour of birth in primates and man.
D000818:Animals; D002940:Circadian Rhythm; D036861:Delivery, Obstetric; D005260:Female; D000882:Haplorhini; D015186:Hominidae / Q000502:physiology; D006801:Humans; D007743:Labor, Obstetric; D008251:Macaca / Q000502:physiology; D011247:Pregnancy; D011323:Primates / Q000502:physiology*; D013995:Time