Comments on sow welfare during gestation.
D000827:Animal Welfare; D000818:Animals; D005260:Female; D006799:Housing, Animal / Q000592:standards*; D007886:Legislation, Veterinary; D011247:Pregnancy; D013312:Stress, Physiological / Q000097:blood / Q000209:etiology / Q000662:veterinary; D013552:Swine / Q000097:blood / Q000502:physiology*; D013553:Swine Diseases / Q000097:blood / Q000209:etiology; D014481:United States