1. Department of Physiology and Pathophysiology, Qingdao University Medical College, Qingdao, P.R. China.
2. Department of Laboratory Biochemistry, Qingdao University Medical College, Qingdao, P.R. China.
3. Student of “5 + 3” Integration of Clinical Medicine, Grade 2015, Qingdao University Medical College, Qingdao, P.R. China.
4. Department of Pathology, The First Affiliated Hospital of Zhejiang University, Hangzhou, P.R. China.
5. Department of Pathology, Navy 971 Hospital of PLA, Qingdao, P.R. China.