1. Department of Epidemiology and Biostatistics and MOE Key Lab of Environment and Health School of Public Health Tongji Medical College Huazhong University of Science and Technology Wuhan China
2. Department of Epidemiology and Biostatistics School of Public Health Medical College of Soochow University 199 Ren‐ai Road Industrial Park District Suzhou China
3. Department of Thoracic Surgery Tongji Medical College Tongji Hospital Huazhong University of Science and Technology Wuhan China
4. Department of Social Science and Public Health School of Basic Medical Science Jiujiang University No. 17 Lufeng Road Jiujiang 332000 China