Lanzhou University, Lanzhou University, Chongqing Medical University, Chongqing Medical University, Chongqing Medical University, Chongqing Medical University, Lanzhou University, Lanzhou University, Lanzhou University, Lanzhou University - The First Clinical Medical School, University of Geneva - Institute of Global Health, Chongqing Medical University, Lanzhou University, Chongqing Medical University - Department of Respiratory Medicine and Lanzhou University - Evidence-Based Medicine Center