Pituitary prolactin and the oestrous cycle of sows.
D000818:Animals; D001681:Biological Assay; D010856:Columbidae; D004971:Estrus; D005260:Female; D010060:Ovulation; D010902:Pituitary Gland / Q000378:metabolism*; D011247:Pregnancy; D011388:Prolactin / Q000378:metabolism*; D013552:Swine / Q000378:metabolism / Q000502:physiology*
D011388:Prolactin