Zhengzhou University - Department of Cancer Epidemiology, Zhengzhou University, Zhengzhou University, Zhengzhou University - Henan Cancer Hospital, Zhengzhou University, Zhengzhou University, Zhengzhou University, Zhengzhou University, Zhengzhou University, Zhengzhou University - Affiliated Tumor Hospital, Zhengzhou University, Zhengzhou University, Chinese Academy of Medical Sciences & Peking Union Medical College (CAMS & PUMC) - School of Population Medicine and Public Health and Zhengzhou University - Department of Cancer Epidemiology