title: Development of sex-hormone activity of the avian gonad.
authors.forename: B H
authors.initials: BH
authors.lastname: WILLIER
mesh_terms: D000818:Animals; D001717:Birds; D004622:Embryo, Mammalian; D004625:Embryo, Nonmammalian; D012739:Gonadal Steroid Hormones; D006066:Gonads / Q000196:embryology*
chemical_list: D012739:Gonadal Steroid Hormones