1. Department of Human Microbiome, School and Hospital of Stomatology, Cheeloo College of Medicine, Shandong University & Shandong Key Laboratory of Oral Tissue Regeneration & Shandong Engineering Research Center of Dental Materials and Oral Tissue Regeneration & Shandong Provincial Clinical Research Center for Oral Diseases, Jinan 250012, China
2. Clinical Epidemiology Research Center, Beijing Jishuitan Hospital, Capital Medical University, Beijing 100035, China
3. Department of Rheumatology, Beijing Jishuitan Hospital, Capital Medical University, Beijing 100035, China
4. State Key Laboratory of Environmental Chemistry and Ecotoxicology, Research Center for Eco-Environmental Sciences, Chinese Academy of Sciences, Beijing 100085, China
5. Beijing Jishuitan Hospital, Capital Medical University, Beijing 100035, China
6. Beijing Research Institute of Traumatology and Orthopaedics, Beijing 100035, China