Koepsell TD, Diehr PH, Cheadle A, Kristal A. Invited commentary: symposium on community intervention trials. Am J Epidemiol. 1995 Sep 15;142(6):594-9.
Koepsell TD, Diehr PH, Cheadle A, Kristal A. Invited commentary: symposium on community intervention trials. Am J Epidemiol. 1995 Sep 15;142(6):594-9.