title: Reuben Leon Kahn, D.Sc., LL.D., M.D., Ph.D., 1887-.
mesh_terms: D000486:Allergy and Immunology / Q000266:history; D001634:Bibliographies as Topic; D004501:Education, Medical / Q000266:history; D049673:History, 20th Century; D013587:Syphilis / Q000266:history; D014481:United States