title: Influence of chronic intestinal coccidiosis on the protein requirement of the laying hens.
mesh_terms: D000818:Animals; D003048:Coccidiosis / Q000378:metabolism / Q000662:veterinary*; D004044:Dietary Proteins; D007411:Intestinal Diseases, Parasitic / Q000378:metabolism / Q000662:veterinary*; D010118:Oxytetracycline / Q000627:therapeutic use; D011201:Poultry Diseases / Q000378:metabolism*
chemical_list: D004044:Dietary Proteins; D010118:Oxytetracycline