1. Department of Ophthalmology, Lilavati Hospital and Research Centre, Mumbai, India
2. Department of Medical Microbiology, University of Pretoria, Pretoria, South Africa
3. Department of Medical Microbiology, Maastricht University Medical Centre, Maastricht, The Netherlands
4. Foundation for Professional Development, Research Unit, East London, South Africa
5. Division of Ophthalmology, Faculty of Medicine and Health Sciences, Stellenbosch University, Cape Town, South Africa
6. Advanced Eye Center, Post Graduate Institute, Chandigarh, India