1. Netcare Union Alberton Hospital, Alberton, South Africa
2. Centre for Diabetes, Lenasia, South Africa
3. Netcare Greenacres Hospital, Port Elizabeth, South Africa
4. Diabetes Care Centre, Brooklyn, South Africa
5. Novo Nordisk, Johannesburg, South Africa
6. PPMR-Clinical Trial Centre, ProHealth & Wellness Centre for Integrative Medicine, Port Elizabeth, South Africa
7. Lenmed Health Shifa Hospital, Durban, South Africa
8. General Practice, Lenasia, South Africa
9. Bloemfontein Mediclinic, Bloemfontein, South Africa