Diehr P, Koepsell T, Cheadle A, Psaty BM, Wagner E, Curry S. Do communities differ in health behaviors? J Clin Epidemiol. 1993 Oct;46(10):1141-9.
Diehr P, Koepsell T, Cheadle A, Psaty BM, Wagner E, Curry S. Do communities differ in health behaviors? J Clin Epidemiol. 1993 Oct;46(10):1141-9.