1. The future of public health,1988
2. Critical decision making: managing the emergency department in an overcrowded hospital;Lynn;Ann Emerg Med,1991
3. World Development Report 1990,1990
4. Health United States and Prevention Profile—1989. Hyattsville, Maryland: Centers for Disease Control, National Center for Health Statistics, 1990; DHHS publication no. (PHS) 90—1232.
5. The emerging health apartheid in the United States;McKenzie;Health Pac Bull,1991