1. Julius Center for Health Sciences and Primary Care, University Medical Center Utrecht, Utrecht, The Netherlands
2. Nuffield Department of Primary Care Health Sciences, University of Oxford, Oxford, UK
3. Institute of General Practice, Rostock University Medical Center, Rostock, Germany
4. Department of Family Medicine, Medical University of Bialystok, Bialystok, Poland
5. Department of Family Medicine & Population Health, University of Antwerp, Antwerp, Belgium
6. Institut Universitari d‘Investigació en Atenció Primària Jordi Gol (IDIAP Jordi Gol), Barcelona, Spain
7. National Center for Disease Control and Public Health, Tbilisi and Arner Science Management LLC, Tbilisi, Georgia
8. DRC Drug Research Centre, Balatonfüred, Hungary
9. University Clinic of Primary Medical Assistance of State University of Medicine and Pharmacy “N. Testemițanu”, Chişinǎu, The Republic of Moldova
10. Laboratory of Medical Microbiology, Vaccine & Infectious Disease Institute, University of Antwerp, Antwerp, Belgium
11. School of Public Health, Physiotherapy and Sports Science, University College Dublin (UCD), Dublin, Ireland