title: Clinical observations on reproduction in a pony stud.
mesh_terms: D000367:Age Factors; D000818:Animals; D001158:Arteries; D003338:Corpus Luteum / Q000033:anatomy & histology; D004971:Estrus / Q000187:drug effects; D005260:Female; D005298:Fertility; D005313:Fetal Death; D006736:Horses / Q000502:physiology*; D008297:Male; D006080:Ovarian Follicle / Q000033:anatomy & histology; D010053:Ovary / Q000502:physiology; D010060:Ovulation; D010173:Palpation / Q000662:veterinary; D011247:Pregnancy; D011374:Progesterone / Q000494:pharmacology; D012098:Reproduction; D012621:Seasons; D013091:Spermatogenesis; D013737:Testis / Q000254:growth & development; D014599:Uterus / Q000098:blood supply / Q000502:physiology
chemical_list: D011374:Progesterone