Nessim Abu Saif1,2*, Shannon A. Allport1,3*, Ngum Kikah1, Folefac D. Atem1
1The University of Texas Health Science Center School of Public Health, Dallas, Texas, United States of America
2Trinity School of Medicine, Kingstown, St. Vincent and the Grenadines
3Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania, United States of America.