Karolinska Institutet - Unit of Cardiovascular and Nutritional Epidemiology, Central South University - Department of Gastroenterology, Central South University - Department of Gastroenterology, Zhejiang University - Centre for Global Health, Westlake University - Key Laboratory of Growth Regulation and Translational Research of Zhejiang Province, Central South University - Department of Gastroenterology, Zhejiang University - Department of Big Data in Health Science, Imperial College London - Department of Epidemiology and Biostatistics, University of Cambridge - MRC Biostatistics Unit, Harvard University - Department of Nutrition and Uppsala University - Department of Surgical Sciences