title: Plasma iron turnover and egg production in hens.
mesh_terms: D000818:Animals; D002645:Chickens; D003300:Copper / Q000097:blood / Q000378:metabolism; D004531:Eggs / Q000032:analysis; D005260:Female; D007501:Iron / Q000097:blood* / Q000378:metabolism; D010060:Ovulation; D013054:Spectrophotometry, Atomic
chemical_list: D003300:Copper; D007501:Iron