1. Clinical Laboratories, Guangdong Provincial Corps Hospital of Chinese People's Armed Police Forces, Guangzhou Medical University, Guangzhou 510507, China.
2. Department of Biochemistry and Molecular Biology, School of Basic Courses, Guangdong Pharmaceutical University, Guangzhou 510006, China.
3. Department of Chemical & Biological Engineering, School of Engineering, University of Wisconsin-Madison, Madison 53706, USA.
4. Department of Obstetrics & Gynecology, Guangdong Provincial Corps Hospital of Chinese People's Armed Police Forces, Guangzhou Medical University, Guangzhou 510507, China.
5. Guangdong Provincial Key Laboratory of Pharmaceutical Bioactive Substances, School of Basic Courses, Guangdong Pharmaceutical University, Guangzhou 510006, China.
6. Department of Endocrinology, Wuwei City Hospital, Wuwei 733000, China.