Affiliation: | 1. Department of Preventive Medicine, Faculty of Public Health, University of Debrecen, PO Box 2, 4012, Debrecen, Hungary 2. National Institute for Quality- and Organizational Development in Healthcare and Medicines, Directorate General of IT and Health System Analysis, Budapest, Hungary 3. Department of Epidemiology, County Institute of State Public Health Service, Szekszárd, Hungary
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