1. Optics and Imaging Centre, Nelson R. Mandela School of Medicine, University of KwaZulu-Natal, Durban, South Africa
2. Anatomy, College of Medicine, Olabisi Onabanjo University, Sagamu, Nigeria
3. Optics and Imaging Centre, College of Health Sciences, Doris Duke Medical Research Institute, Nelson R. Mandela School of Medicine, University of KwaZulu-Natal, Durban, South Africa