1. Department of Respiratory and Critical Care Medicine Jinling HospitalNanjing University School of Medicine Nanjing China
2. Department of Health Statistics Second Military Medical University Shanghai China
3. Department of Medical Oncology Shanghai Changhai HospitalSecond Military Medical University Shanghai China
4. Department of Cardiology Virginia Commonwealth University Richmond VA USA
5. Department of Medicine Mount Sinai St. Luke’s and West Medical Center New York NY USA
6. Department of Cardiology Shanghai Changning District Central Hospital Shanghai China
7. Clinical Epidemiology and Biostatistics School of Medical Sciences Örebro University Örebro Sweden
8. Department of Health Statistics Tongji University School of Medicine Shanghai China