Filtragem por: Contributor Ballenger, Martha Remover Contributor: Ballenger, Martha Location Duke Medical Center Archives Remover Location: Duke Medical Center Archives Coleção PA Implementation Era (1966-1972) Remover Coleção: PA Implementation Era (1966-1972) Sujeito National Academy of Sciences (U.S.) Remover Sujeito: National Academy of Sciences (U.S.) Sujeito Professional Competence Remover Sujeito: Professional Competence