title: Plasma progesterone in gilts during the prepuberal period and the first oestrous cycle.
mesh_terms: D000367:Age Factors; D000818:Animals; D004971:Estrus; D005260:Female; D010060:Ovulation; D011247:Pregnancy; D011374:Progesterone / Q000097:blood*; D013552:Swine
chemical_list: D011374:Progesterone