| Affiliation: | (1) Department of Public Health, Ministry of Health and Social Solidarity, Athens, Greece;(2) Department of Environmental Health, Environmental and Occupational Medicine and Epidemiology (EOME), Harvard School of Public Health, Boston, MA, USA;(3) Office for Smoking and Health, Centers for Disease Control and Prevention, Atlanta, Georgia, USA;(4) Department of Public Health, National School of Public Health, Athens, Greece;(5) Department of Hygiene and Epidemiology, Medical Faculty, University of Thessaly, Larisa, Greece |
