1. Department of Pathology & Laboratory Medicine, University of Louisville, Louisville, Kentucky;
2. Centro de Investigaciones Biomédicas, Facultad de Ciencias Médicas, Universidad de San Carlos de Guatemala, Guatemala City, Guatemala;
3. Instituto de Investigación en Salud (INISA), Universidad de Costa Rica, San José, Costa Rica;
4. Department of Bioinformatics and Biostatistics, School of Public Health and Information Sciences, University of Louisville, Louisville, Kentucky