1. Department of Health Management, The People’s Hospital of Guangxi Zhuang Autonomous Region & Research Center of Health Management, Guangxi Academy of Medical Sciences, Nanning, Guangxi, People’s Republic of China
2. Department of Pathology, Guangxi Medical University Cancer Hospital, Nanning, Guangxi, People’s Republic of China
3. Department of International Medicine Services, The People’s Hospital of Guangxi Zhuang Autonomous Region, Nanning, Guangxi, People’s Republic of China
4. Department of Rehabilitation Medicine, Guangxi Medical University, Nanning, Guangxi, People’s Republic of China.