1. Department of Keratonosus, Weifang Eye Hospital, Weifang, Shandong, China (mainland)
2. Department of Laboratory Medicine, Weifang Yidu Central Hospital, Qingzhou, Shandong, China (mainland)
3. Department of Vascular Surgery, Weifang Peoples’s Hospital, Weifang, Shandong, China (mainland)
4. Department of Pathogen Biology, Weifang Medical University, Weifang, Shandong, China (mainland)