1. Department of Cardiovascular Medicine, Affiliated Hospital of Youjiang Medical College for Nationalities, Baise 533000, Guangxi, PR China
2. Department of Respiratory, Affiliated Hospital of Youjiang Medical College for Nationalities, Baise 533000, Guangxi, PR China
3. Department of Breast and Bone Tissue Oncology, Guangxi Tumour Hospital, Baise 533000, Guangxi, PR China
4. Affiliated Hospital of Youjiang Medical College for Nationalities, Baise 533000, Guangxi, PR China
5. People’s Hospital of Jingxi City, Baise City, Guangxi Province, Baise 533000, Guangxi, PR China
6. Department of Critical Care Medicine, Affiliated Hospital of Youjiang Medical College for Nationalities, Baise 533000, Guangxi, PR China