1. Department of Community Medicine, UiT The Arctic University of Norway, Tromsø, Norway
2. International Research Competence Centre, Northern State Medical University, Arkhangelsk, Russia
3. Department of Hospital Therapy and Endocrinology, Northern State Medical University, Arkhangelsk, Russia
4. Department of Public Health, School of Health Sciences, University of Skövde, Skövde, Sweden
5. Department of Internal Medicine and Clinical Nutrition, Institute of Medicine, Sahlgrenska Academy at University of Gothenburg, Gothenburg, Sweden
6. Scientific Research Institute of Internal and Preventive Medicine, Branch of Federal Research Centre Institute of Cytology and Genetics, Siberian Branch of the Russian Academy of Sciences, Novosibirsk, Russia
7. Department of Therapy, Hematology and Transfusiology, Novosibirsk State Medical University, Novosibirsk, Russia