Behavioral Risk Factors and Regional Variation in Cardiovascular Health Care and Death Fairfield, K. M., Black, A. W., Lucas, F. L., Siewers, A. E., Cohen, M. C., Healey, C. T., Behavioral risk factors and regional variation in cardiovascular health care and death. American Journal of Preventive Medicine 54 (3), 376-384.
An evaluation of the interaction of risk factors and disease to explain variation in care and mortality rates for heart patients.