1 Evidence-based Medicine Center, Lanzhou University, Lanzhou 730000, China; Key Laboratory of Evidence-based Medicine and Knowledge Translation of Gansu Province, Lanzhou 730000, China; Chinese GRADE Center, Lanzhou 730000, China;, China
2 The second hospital of Lanzhou University, Lanzhou 730000, China;, China
3 The first hospital of Lanzhou University, Lanzhou 730000,, China
4 Clinical Research and Evidence-based Medicine Institute of the People's Hospital of Gansu Province, Lanzhou 730000, China;, China
5 School of Basic Medical Sciences, Lanzhou University, Lanzhou 730000, China;, China
6 The first hospital of Lanzhou University, Lanzhou 730000, China;, China