1. Vascular Surgery of West China Hospital, Sichuan University, Chengdu, PR China
2. Key Laboratory of Birth Defects and Related Diseases of Women and Children (Ministry of Education), Department of Gynecology, West China Second University Hospital, Sichuan University, Chengdu, PR China
3. College of Pharmacy, Southwest Minzu University, Chengdu, PR China
4. Department of Clinical Laboratory, Suining Central Hospital, Suining, PR China