1. Department of Clinical Pathogen, Medical Technology College, Qiqihar Medical University, Qiqihar, China
2. Clinical Laboratory, Microbial Virus Group, the Second Affiliated Hospital of Heilongjiang University of Traditional Chinese Medicine, Harbin, China
3. Department of Stomatology, The Second Affiliated Hospital of Qiqihar Medical University, Qiqihar, China
4. Medical Technology College, Qiqihar Medical University, Qiqihar, China
5. Pathology College, Qiqihar Medical University, Qiqihar, China