1. Department of Endocrinology, Xinxiang Central Hospital, Xinxiang, Henan 453000, P.R. China
2. Department of Hematology, Xinxiang Central Hospital, Xinxiang, Henan 453000, P.R. China
3. Department of Biochemistry and Molecular Biology, Xinxiang Medical University, Xinxiang, Henan 453000, P.R. China