1. Department of Industrial Engineering, Stellenbosch University, Stellenbosch, South Africa
2. DSI-NRF Centre of Excellence in Scientometrics and Science, Technology and Innovation Policy (SciSTIP), Stellenbosch University
3. Next Generation Enterprises and Institutions, Council for Scientific and Industrial Research, Pretoria, South Africa
4. Division of Biokinetics and Sport Science, Department of Physiology, University of Pretoria, Pretoria, South Africa