1. Department of Virology; University of Limpopo, Medunsa Campus and National Health Laboratory Service; Pretoria South Africa
2. Applied Molecular Biology Research Group; University of Antwerp; Groenenborgerlaan Antwerp Belgium
3. Department of Anatomical Pathology; University of Limpopo, Medunsa Campus; Pretoria South Africa
4. National Health Laboratory Service; Dr. George Mukhari Tertiary Laboratory; Pretoria South Africa