title: Editorial: Flexner and Engel. An important formula.
mesh_terms: D004501:Education, Medical / Q000266:history / Q000592:standards*; D005194:Family Practice; D049672:History, 19th Century; D049673:History, 20th Century; D010686:Philosophy, Medical; D010821:Physicians, Family; D013663:Teaching / Q000592:standards*; D014481:United States