Synchronizing effect of photoperiodicity on ovulation in hamsters.
D000367:Age Factors; D000818:Animals; D001835:Body Weight; D006224:Cricetinae; D005260:Female; D008027:Light; D010060:Ovulation / Q000528:radiation effects*; D010507:Periodicity; D010908:Pituitary Hormones, Anterior / Q000378:metabolism; D011830:Radiation Effects; D013997:Time Factors; D014621:Vagina / Q000502:physiology
D010908:Pituitary Hormones, Anterior