TY - JOUR A1 - Paffenbarger, R.S. Jr. A1 - Lee, I.M. A1 - Wing, A.L. T1 - The influence of physical activity on the incidence of site-specific cancers in college alumni Y1 - 1992 DO - 10.1007/978-1-4684-7953-9_2 JF - Advances in Experimental Medicine and Biology VL - 322 ER -