1. Department of Ophthalmology, Gandhi Medical College, Bhopal, India.
2. Department of Microbiology, Gandhi Medical College, Bhopal, India.
3. Department of Obstetrics and Gynecology, Gandhi Medical College, Bhopal, India.
4. Department of Ophthalmology, All India Institute of Medical Sciences, Bhopal, India.
5. Department of Ophthalmology, College of Veterinary Medicine, Surgery and Mason Eye Institute, University of Missouri, Columbia, Missouri, USA.