Primary care pediatrics: 2004 and beyond.
Cheng
Tina L
TL
Division of General Pediatrics and Adolescent Medicine, Johns Hopkins University, Baltimore, MD 21287, USA.
D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D010372:Pediatrics / Q000266:history / Q000639:trends*; D010819:Physician's Role; D011320:Primary Health Care / Q000266:history / Q000458:organization & administration / Q000639:trends*; D011634:Public Health; D014481:United States