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, West Midlands, UK.
2. South Kazakhstan State Pharmaceutical Academy, Shymkent, Kazakhstan.
3. Department of Biochemistry, Biology and Microbiology, South Kazakhstan State Pharmaceutical Academy, Shymkent, Kazakhstan.
4. Department of Economy and Financial Management, Kuban State Technologiсal University, Krasnodar, Russian Federation.
5. Department of Development and Exploitation of Oil and Gas Fields, Industrial University of Tyumen, Tyumen, Russian Federation.
6. Arthritis Research UK Epidemiology Unit, University of Manchester, Manchester, UK.