1. Faculty of ScienceUniversity of DschangWest RegionCameroon
2. Department of PathologyNew York University School of MedicineNew YorkNew York
3. Limbe Regional HospitalLimbeSouth West RegionCameroon
4. Buea Regional HospitalBueaSouth West RegionCameroon
5. Medical Diagnostic CenterYaoundeCenter RegionCameroon
6. Laboratory of Molecular VirologyCenter for Biologics Evaluation and Research, Food and Drug AdministrationBethesdaMaryland
7. Veterans Affairs New York Harbor Healthcare SystemsNew YorkNew York