1. International Rescue Committee, Jordan Office , Amman, 11183, Jordan
2. Department of Infectious Disease Epidemiology, London School of Hygiene and Tropical Medicine , Keppel Street, London, WC1E 7HT, UK
3. Department of Community and Mental Health Nursing, Jordan University of Science and Technology , Irbid, Ar-Ramtha, 22110, Jordan
4. Division of Infectious Diseases and Global Public Health, University of California San Diego , San Diego, California, 92093, USA
5. Division of Cardiovascular Disease, Jordanian Ministry of Health , Amman, Jordan
6. Keck School of Medicine, University of Southern California , Los Angeles, California, 90033, USA