Pediatrics during the 20th century.
Block
Robert W
RW
Department of Pediatrics, University of Oklahoma College of Medicine, Tulsa, OK 74135, USA. robert-block@ouhsc.edu
D002648:Child; D002649:Child Abuse; D002662:Child Health Services / Q000639:trends; D002669:Child Welfare / Q000639:trends; D006297:Health Services Accessibility; D006801:Humans; D010372:Pediatrics / Q000193:education / Q000639:trends*; D014481:United States