1. Center of Forensic Expertise, Affiliated hospital of Zunyi Medical University, Zunyi, Guizhou, China
2. Department of Forensic Medicine, Zunyi Medical University, Zunyi, Guizhou, China
3. Criminal Investigation Detachment, Jining City Public Security Bureau, Jining, Shandong, China
4. Institute of Forensic Medicine, West China School of Basic Science and Forensic Medicine, Sichuan University, Chengdu, Sichuan, China