Affiliation: | 1. College of Laboratory Medicine, Dalian Medical University, Dalian, Liaoning Province, China;2. Department of Microbiology, Dalian Medical University, Dalian, Liaoning Province, China;3. Department of Bone Surgery, The Second Affiliated Hospital of Dalian Medical University, Dalian, Liaoning Province, China;4. Department of Medical Biology, Faculty of Health Sciences, University of Tromsø, Tromsø, Norway |