1. Pills Profits and Politics;Silverman,1974
2. Current Estimates from the Health Interview Survey—United States—1975,1976
3. World Organization of National Colleges, Academies and Academic Associations of General Practitioners/ Family Physicians. Classification Committee. International Classification of Health Problems in Primary Care.
4. The Life/Death Ration;Ross,1977
5. Personal factors as a cause of differences in prescribing by general practitioners;Joyce;Br. J. prev. Med.,1968