1. International Medical Center, Tianjin First Central Hospital, Tianjin, China (mainland)
2. Clinical Medical College of Tianjin Medical University, Tianjin, China (mainland)
3. Department of Pathology and Southwest Cancer Center, First Affiliated Hospital, Army Medical University, Chongqing, China (mainland)
4. Department of Epidemiology and Biostatistics, First Affiliated Hospital, Army Medical University, Chongqing, China (mainland)