title: Serum progesterone in pregnant rats with ectopic or in situ corpora lutea: correlation between amount of luteal tissue and progesterone concentration.
mesh_terms: D000818:Animals; D003338:Corpus Luteum / Q000378:metabolism*; D005260:Female; D010053:Ovary / Q000502:physiology; D011247:Pregnancy; D011270:Pregnancy, Animal; D011374:Progesterone / Q000097:blood* / Q000378:metabolism; D051381:Rats
chemical_list: D011374:Progesterone