1. Departments of Rheumatology and Research and Development, Dudley Group NHS Foundation Trust (Teaching Trust of the University of Birmingham, UK), Russells Hall Hospital, Dudley, UK.
2. Department of Biology and Biochemistry, South Kazakhstan Medical Academy, Shymkent, Kazakhstan.
3. Department of Marketing and Trade Deals, Kuban State University, Krasnodar, Russia.
4. Department of Management and Trade Deal, Krasnodar Cooperative Institute, Branch of Russian University of Cooperation, Krasnodar, Russia.
5. Centre for Epidemiology versus Arthritis, University of Manchester, Manchester, UK.