1. School of Nursing, Ningxia Medical University, Yinchuan, Ningxia, China (mainland)
2. Department of Pathology, School of Basic Medical Sciences, Ningxia Medical University, Yinchuan, Ningxia, China (mainland)
3. Department of Pathology, Ningxia Medical University, Yinchuan, Ningxia, China (mainland)
4. Department of Clinical Pathology, Ningxia Medical University, Yinchuan, Ningxia, China (mainland)