Last rights.
D000758:Anesthesia / Q000941:ethics / Q000662:veterinary*; D017087:Animal Rights / Q000592:standards*; D000818:Animals; D000830:Animals, Laboratory; D002245:Carbon Dioxide / Q000008:administration & dosage / Q000494:pharmacology; D051379:Mice; D010146:Pain / Q000517:prevention & control / Q000662:veterinary*; D051381:Rats; D012108:Research Personnel / Q000941:ethics / Q000592:standards; D014481:United States
D002245:Carbon Dioxide