Development of pediatrics and family practice from a historical perspective. Lessons for geriatrics.
D005194:Family Practice / Q000266:history*; D005853:Geriatrics; D049672:History, 19th Century; D049673:History, 20th Century; D010372:Pediatrics / Q000266:history*; D012955:Societies, Medical / Q000266:history; D013044:Specialty Boards / Q000266:history; D014481:United States