title: Reproductive efficiency in aged female rabbits given supplemental progesterone and oestradiol.
mesh_terms: D000375:Aging; D000818:Animals; D001724:Birth Weight; D002869:Chromosome Aberrations; D025063:Chromosome Disorders; D010064:Embryo Implantation / Q000187:drug effects; D004958:Estradiol / Q000494:pharmacology*; D005260:Female; D005306:Fertilization; D005865:Gestational Age; D007621:Karyotyping; D010060:Ovulation; D011247:Pregnancy; D011374:Progesterone / Q000494:pharmacology*; D011817:Rabbits; D012098:Reproduction / Q000187:drug effects*; D013997:Time Factors
chemical_list: D011374:Progesterone; D004958:Estradiol