Colon and rectal cancer risk after bariatric surgery in a multicountry Nordic cohort study

Wenjing Tao, Miia Artama, My von Euler-Chelpin, Mark Hull, Rickard Ljung, Elsebeth Lynge, Gudridur H. Olafsdottir, Eero Pukkala, Pal Romundstad, Mats Talback, Laufey Tryggvadottir, Jesper Lagergren