1 Department of Pathology and Laboratory Medicine, Hospital Internacional, Barquisimeto, 3023, Venezuela. Laboratory of Biochemistry, Instituto de Biomedicina, Caracas, 1010A, Venezuela. Alberto.paniz-mondolfi@yale.edu.
2 Public Health and Infection Research Group, Faculty of Health Sciences, Universidad Tecnológica de Pereira, Pereira, Risaralda, 660001 Colombia.