1. At risk in America: The health and health care needs of vulnerable populations in the United States;Aday,1993
2. Evaluating the health care system: Effectiveness, efficiency and equity;Aday,1998
3. Health care utilization among homeless adolescents and young adults;Barkin;Journal of Adolescent Health,2003
4. Mortality among homeless shelter residents in New York City;Barrow;American Journal of Public Health,1999
5. Principles of biomedical ethics;Beauchamp,2001