TY - GEN AU - Sandler,R S AU - Halabi,S AU - Kaplan,E B AU - Baron,J A AU - Paskett,E AU - Petrelli,N J TI - Use of vitamins, minerals, and nutritional supplements by participants in a chemoprevention trial SN - 0008-543X PY - 2001///0405 KW - Adult KW - Aged KW - Chemoprevention KW - Colorectal Neoplasms KW - prevention & control KW - Confounding Factors, Epidemiologic KW - Dietary Supplements KW - Female KW - Humans KW - Male KW - Middle Aged KW - Nutritional Status KW - Randomized Controlled Trials as Topic KW - Vitamins KW - therapeutic use N1 - Publication Type: Journal Article; Research Support, U.S. Gov't, P.H.S ER -