Affiliations

• ¹ Department of Respiratory Medicine, Children's Hospital of Chongqing Medical University, Chongqing 400014, China; National Clinical Research Center for Child Health and Diseases, Ministry of Education Key Laboratory of Child Development and Disorders, China International Science and Technology Cooperation Base of Child Development and Critical Disorders, Children's Hospital of Chongqing Medical University, Chongqing 400014, China; Chongqing Key Laboratory of Pediatrics, Chongqing 400014, China.
• ² The First School of Clinical Medicine, Lanzhou University, Lanzhou 730000, China; Evidence-based Medicine Center, School of Basic Medical Sciences, Lanzhou University, Lanzhou 730000, China.
• ³ Evidence-based Medicine Center, School of Basic Medical Sciences, Lanzhou University, Lanzhou 730000, China; WHO Collaborating Centre for Guideline Implementation and Knowledge Translation, Lanzhou 730000, China; Guideline International Network Asia, Lanzhou 730000, China; Key Laboratory of Evidence Based Medicine and Knowledge Translation of Gansu Province, Lanzhou University, Lanzhou 730000, China; Chinese GRADE Center, Lanzhou 730000, China.
• ⁴ National Clinical Research Center for Child Health and Diseases, Ministry of Education Key Laboratory of Child Development and Disorders, China International Science and Technology Cooperation Base of Child Development and Critical Disorders, Children's Hospital of Chongqing Medical University, Chongqing 400014, China; Chongqing Key Laboratory of Pediatrics, Chongqing 400014, China.
• ⁵ Department of Respiratory Medicine, Children's Hospital of Chongqing Medical University, Chongqing 400014, China; National Clinical Research Center for Child Health and Diseases, Ministry of Education Key Laboratory of Child Development and Disorders, China International Science and Technology Cooperation Base of Child Development and Critical Disorders, Children's Hospital of Chongqing Medical University, Chongqing 400014, China; Chongqing Key Laboratory of Pediatrics, Chongqing 400014, China. emliu186@126.com.
• ⁶ Evidence-based Medicine Center, School of Basic Medical Sciences, Lanzhou University, Lanzhou 730000, China; WHO Collaborating Centre for Guideline Implementation and Knowledge Translation, Lanzhou 730000, China; Guideline International Network Asia, Lanzhou 730000, China; Key Laboratory of Evidence Based Medicine and Knowledge Translation of Gansu Province, Lanzhou University, Lanzhou 730000, China; Chinese GRADE Center, Lanzhou 730000, China. chenyaolong@lzu.edu.cn.