1. Health care of adolescents by office-based physicians: National Ambulatory Medical Care Survey, 1980–81;Cypress,1984
2. Utilization of short-stay hospitals by adolescents: United States 1980,1983
3. Who provides health care to children and adolescents in the U.S.?;Starfield;Pediatrics,1983
4. Ambulatory medical care rendered in pediatricians’ offices during 1975,1977
5. A profile of pediatric practice in the U.S;Hoekelman;Am J Dis Child,1983