title: Forty years: a brief history of health care considered.
authors.forename: L Michele
authors.initials: LM
authors.lastname: Issel
mesh_terms: D003695:Delivery of Health Care / Q000266:history*; D058016:Health Facility Administration / Q000266:history; D006302:Health Services Research / Q000266:history; D049673:History, 20th Century; D049674:History, 21st Century; D006801:Humans; D014481:United States