1. Department of Forensic Pathology, Xi'an Jiaotong University School of Medicine, Xi’an, China;
2. Department of Forensic Medicine, Chongqing Medical University, Chongqing, China;
3. Department of Forensic Medicine, Xuzhou Medical University, Xuzhou, China;
4. Department of Forensic Pathology, Academy of Forensic Science, Shanghai, China