1 Department of Epidemiology, School of Public Health, Cheeloo College of Medicine, Shandong University, Jinan, 250012, China; Clinical Epidemiology and Evidence-Based Medicine Center, Shandong University, Jinan, China. Electronic address: dongshan.zhu@uq.net.au.
2 Clinical Trials Center, University of Sydney, Sydney, NSW, Australia; Westmead Applied Research Centre, Faculty of Medicine and Health and NHMRC, University of Sydney, Sydney, NSW, Australia.
3 The Texas Heart Institute, Houston, TX, USA; The Aga Khan University, Karachi, Pakistan.
4 Clinical Trials Center, University of Sydney, Sydney, NSW, Australia.
5 Centre for Health Management and Policy Research, School of Public Health, Cheeloo College of Medicine, Shandong University, Jinan, 250012, China; NHC Key Lab of Health Economics and Policy Research (Shandong University), Jinan, China.