1. Department of Clinical Immunology, School of Medical Laboratory, Tianjin Medical University, Tianjin, China.
2. Department of Clinical Laboratory, The First Affiliated Hospital of Henan University of Traditional Chinese Medicine, Zhengzhou, China.
3. Department of Pediatrics, The Second Hospital of Tianjin Medical University, Tianjin, China.
4. Department of Laboratory Medicine, Academy of Traditional Chinese Medicine Affiliated Hospital, Tianjin, China.