1. Determinants of physician referral rates: an exchange theory approach;Shortell;Med Care,1974
2. The relationship between the generalist and the specialist;Einbender;NY State Dent J,1976
3. The tenets of proper patient referral (editorial);Laskin;J Oral Surg,1979
4. Patient referrals: a behavioral outcome of continuing medical education;Mahan;J Med Educ,1978
5. Wisconsin Head and Neck Cancer Control Network (No-1-CN-45130);Brandenberg;Semi-annual progress report,1979