1. Department of Community MedicineFaculty of Health Sciences, UiT The Arctic University of Norway, Tromsø, Norway
2. International School of Public Health, Northern State Medical University, Arkhangelsk, Russia
3. Department of International Public HealthNorwegian Institute of Public Health, Oslo, Norway
4. Department of Preventive MedicineInternational Kazakh-Turkish University, Turkestan, Kazakhstan
5. Department of Public HealthHygiene and Bioethics, Institute of Medicine, North-Eastern Federal University, Yakutsk, Russia
6. Department of Public HealthFaculty of Health Sciences, University of Pretoria, Pretoria, South Africa
7. Department of Biomedicine and Public HealthSchool of Health and Education, University of Skövde, Skövde, Sweden
8. Department of Internal Medicine and Clinical NutritionInstitute of Medicine, Sahlgrenska Academy at University of Gothenburg, Gothenburg, Sweden