1. Nottingham Business School, Nottingham Trent University, Nottingham, UK
2. Gordon Institute of Business Science, University of Pretoria, Pretoria, South Africa
3. Tshwane School for Business & Society, Tshwane University of Technology, Pretoria, South Africa
4. Department of Family and Emergency Medicine, Faculty of Medicine and Health Sciences, Stellenbosch University, Cape Town, South Africa
5. Primary Health Care Directorate, Department of Family, Community and Emergency Care, Faculty of Health Sciences, University of Cape Town, Cape Town, South Africa
6. Department of Family and Emergency Medicine, George Hospital, Western Cape Department of Health, George, South Africa
7. Stellenbosch Business School, Stellenbosch University, Bellville, South Africa