1. Department of Dermatology Huashan Hospital Fudan University Shanghai China
2. Division of Rheumatology Huashan Hospital Fudan University Shanghai China
3. Department of Respirology Xinhua Hospital Affiliated to Shanghai Jiao Tong University School of Medicine Shanghai China
4. ‘Carol Davila’ University of Medicine and Pharmacy Bucharest Romania
5. “Victor Babeş” National Institute of Pathology Bucharest Romania