1. Molecular Biology Research Center, Shandong Medical CollegeLinyiChina
2. Department of Rheumatology, The Affiliated Hospital of Luzhou Medical CollegeLuzhouChina
3. Department of Rheumatology, The First Affiliated Hospital of Xiamen UniversityXiamenChina
4. Department of Microbiology, The University of Alabama at BirminghamBirminghamALUSA