1. Life insurance for children with cardiovascular disease;Truesdell;Pediatrics,1986
2. Health Maintenance Organizations: Dimensions of Performance;Luft,1981
3. HMO (for profit and not-for-profit) on the move;Inglehart;N Engl J Med,1984
4. Consequences of cost sharing for children's health;Valdez;Pediatrics,1985
5. Does free care improve adults' health? Results from a randomized controlled trial;Brook;N Engl J Med,1983