Physical activity during adolescence and risk of colorectal adenoma later in life: results from the Nurses' Health Study II - Rezende, Leandro Fornias Machado de; Lee, Dong Hoon; Keum, NaNa; Nimptsch, Katharina; Song, Mingyang; Lee, I-Min; Eluf Neto, José; Ogino, Shuji; Fuchs, Charles; Meyerhardt, Jeffrey (British journal of cancer, 2019)