1. Clinical Medicine College, Weifang Medical University, Weifang China
2. Department of Allergy, The First Affiliated Hospital of Weifang Medical University/ Weifang People’s Hospital, Weifang China
3. Department of Central Laboratory, The First Affiliated Hospital of Weifang Medical University/Weifang People’s Hospital, Weifang China
4. Department of Spine Surgery, The 80th Group Army Hospital of Chinese PLA, Weifang China