Jude Alawa1, Cosette Maiky2, Kaveh Khoshnood3, Fouad M Fouad4. 1. Department of Public Health and Primary Care, University of Cambridge, Cambridge, UK. 2. Global Health Institute, American University of Beirut, Beirut 1107 2020, Lebanon. 3. Department of Epidemiology of Microbial Diseases, Yale School of Public Health, New Haven, CT, USA. 4. Faculty of Health Sciences, American University of Beirut, Beirut 1107 2020, Lebanon. Electronic address: mm157@aub.edu.lb.