1. Trends in medical care costs: a look at the 1990s;Vincenzino;Stat Bull Metrop Insur Co,1990
2. National health care spending trends: 1988;Levit;Health Aff (Millwood),1990
3. 1988 Group benefits survey;The Wyatt Company;Med Benefits,1989
4. Private sector healthcare trends. MEDSTAT Res Notes, Summer 1991
5. Employer-sponsored health insurance, 1989;Gabel;Health Aff (Millwood),1990