title: The times they are a-changin'.
authors.forename: Lawrence H
authors.initials: LH
authors.lastname: Cohn
mesh_terms: D057186:Comparative Effectiveness Research / Q000639:trends; D003226:Congresses as Topic; D019033:Delivery of Health Care, Integrated / Q000639:trends; D006801:Humans; D010348:Patient Care Team / Q000639:trends; D010506:Periodicals as Topic; D019616:Thoracic Surgical Procedures / Q000639:trends*