title: Seasonal changes in the plasma concentration of sexual steroids, corticosterone and thyroid hormone in the hen with special respect to the moulting period.
mesh_terms: D000818:Animals; D002645:Chickens / Q000097:blood*; D003345:Corticosterone / Q000097:blood*; D005260:Female; D012739:Gonadal Steroid Hormones / Q000097:blood*; D012621:Seasons; D013963:Thyroid Hormones / Q000097:blood*
chemical_list: D012739:Gonadal Steroid Hormones; D013963:Thyroid Hormones; D003345:Corticosterone