Effect of open and closed formula rations on the performance of three strains of laboratory mice.
D000821:Animal Feed; D000824:Animal Nutritional Physiological Phenomena; D000818:Animals; D000830:Animals, Laboratory / Q000502:physiology*; D000831:Animals, Newborn; D001835:Body Weight; D005260:Female; D005313:Fetal Death / Q000453:epidemiology / Q000662:veterinary; D006799:Housing, Animal; D008297:Male; D051379:Mice / Q000254:growth & development* / Q000502:physiology*; D008815:Mice, Inbred Strains / Q000254:growth & development; D010298:Parity; D011247:Pregnancy; D012098:Reproduction; D012376:Rodent Diseases / Q000453:epidemiology; D013997:Time Factors; D014886:Weaning