1. Physicians’ contractural arrangements with managed care organizations, in Gonzalez ML : Socioeconomic Characteristics of Medical Practice;Emmons,1997
2. Can managed care plan control health care costs?;Zwanziger;Health Aff (Millwood),1996
3. Disenrollment of medicare beneficiaries from HMOs;Riley;Health Aff (Millwood),1996
4. Changes in health plans serving Medicaid, 1993–1996;Felt-Lisk;Health Aff (Millwood),1996
5. The Interstudy Competitive Edge: HMO Industry Report 6.2, in The 1997 Healthcare Almanac and Yearbook,1996