1. Adelaide Institute for Sleep Health, Repatriation General Hospital, Adelaide, Australia
2. Flinders University, Adelaide, Australia
3. State Key Laboratory of Respiratory Disease, The First Affiliated Hospital of Guangzhou Medical College, Guangzhou, China
4. The First Affiliated Hospital of Nanjing Medical University, Nanjing, China
5. General Hospital of Tianjin Medical University, Tianjin, China
6. Peking University People's Hospital, Beijing, China
7. The George Institute for Global Health, University of Sydney, Sydney, Australia
8. Ruijin Hospital, Shanghai, China