1. Research Center of Basic Medicine, Jinan Central Hospital, Cheeloo College of Medicine, Shandong University, Jinan, China
2. Department of Clinical Laboratory, Taian City Central Hospital, Taian, China
3. Department of Medical Laboratory, Weifang Medical University, Weifang, China
4. Research Center of Basic Medicine, Central Hospital Affiliated to Shandong First Medical University, Jinan, China