1. Basic Medicine Department, Qiqihar Medical University, Qiqihar, China
2. Pharmacy Department, Qiqihar Medical University, Qiqihar, China
3. Cardiothoracic Surgery Department, The Third Affiliated Hospital of Qiqihar Medical University, Qiqihar, China
4. Department of Occupational and Environmental Health, School of Public Health, Tianjin Medical University, Tianjin, China