title: The necessity of cooperation in medicine.
authors.affiliation: Mayo Clinic, Rochester, MN 55905, USA.
authors.forename: W J
authors.initials: WJ
authors.lastname: Mayo
mesh_terms: D004501:Education, Medical / Q000266:history; D049673:History, 20th Century; D006801:Humans; D010819:Physician's Role; D010820:Physicians / Q000266:history / Q000639:trends*; D014481:United States