A candidate gene study of folate-associated one carbon metabolism genes and colorectal cancer risk

A. Joan Levine, Jane C. Figueiredo, Won Lee, David V. Conti, Kathleen Kennedy, David J. Duggan, Jenny N. Poynter, Peter T. Campbell, Polly Newcomb, Maria Elena Martinez, John L. Hopper, Loic Le Marchand, John A. Baron, Paul J. Limburg, Cornelia M. Ulrich, Robert W. Haile