Vitamin Intake and Liver Cancer Risk: A Report From Two Cohort Studies in China

Epidemiologic studies on the relationship between vitamin intake and liver cancer risk are sparse and inconsistent.We evaluated vitamin intake from diet and supplements and risk of liver cancer in 132,837 women and men from China who were recruited into the Shanghai Women's Health Study from 1997 to 2000 or the Shanghai Men's Health Study from 2002 to 2006. In-person interviews, using a validated food-frequency questionnaire, were conducted to...