HHS halts animal experiment.
D032761:Animal Experimentation; D000822:Animal Husbandry / Q000379:methods; D000818:Animals; D000830:Animals, Laboratory; D006259:Craniocerebral Trauma; D035082:Federal Government; D033161:Government Regulation; D009316:National Institutes of Health (U.S.); D010215:Papio; D010414:Pennsylvania; D012109:Research Support as Topic; D014481:United States