1. Department of Health Management, Zhuhai People’s Hospital, Zhuhai Hospital affiliated with Jinan University, Zhuhai, China
2. Department of Oncology, the People’s Hospital of Bishan District, Bishan, Chongqing, China
3. Department of Hepatobiliary Surgery, the First Affiliated Hospital of Chongqing Medical University, Chongqing, China
4. Herman Ostrow School of Dentistry, University of Southern California, Los Angeles, USA