1. Department of Clinical Laboratory, The Affiliated Hospital of Qingdao University, Qingdao 266003, Shandong, People’s Republic of China
2. Department of Medicine, Qingdao University, Qingdao 266071, Shandong, People’s Republic of China
3. Medical Animal Laboratory, The Affiliated Hospital of Qingdao University, Qingdao 266003, Shandong, People’s Republic of China
4. Department of Oncology, Weifang Yidu Central Hospital, Qingzhou 262509, Shandong, People’s Republic of China