1. Department of Laboratory Medicine, The Second Xiangya Hospital, Central South University, Changsha, Hunan, People's Republic of China.
2. Department of Biochemistry and Molecular Biology, Hunan University of Chinese Medicine, Changsha, Hunan, People's Republic of China.
3. Department of Laboratory Medicine, Union Hospital Affiliated with Tongji Medical College of Huazhong University of Science and Technology, Wuhan, Hubei, People's Republic of China.
4. Department of Laboratory Medicine, Hunan Provincial People's Hospital, The First Affiliated Hospital of Hunan Normal University, Changsha, Hunan, People's Republic of China.
5. Department of Laboratory Medicine, The First Affiliated Hospital of Shaoyang University, Shaoyang, Hunan, People's Republic of China.