1. Department of Laboratory Medicine West China Hospital Sichuan University Chengdu Sichuan P. R. China
2. Department of Forensic Genetics West China School of Basic Medical Sciences & Forensic Medicine Sichuan University Chengdu Sichuan P. R. China
3. Department of Clinical Laboratory People's Hospital of Beichuan Qiang Autonomous County Beichuan Sichuan P. R. China
4. Department of Clinical Laboratory Santai People's Hospital Santai Sichuan P. R. China