title: Estrogen and progesterone interactions influencing sexual and social behavior in the brown lemming, Lemmus trimucronatus.
mesh_terms: D000818:Animals; D002369:Castration; D004958:Estradiol / Q000494:pharmacology*; D005260:Female; D008297:Male; D011374:Progesterone / Q000494:pharmacology*; D012377:Rodentia; D012726:Sexual Behavior, Animal / Q000187:drug effects*; D012919:Social Behavior; D013997:Time Factors
chemical_list: D011374:Progesterone; D004958:Estradiol