1. Department of Ophthalmology, Rural Medical College and Pravara Rural Hospital of Pravara Institute of Medical Sciences, Loni, Ahmednagar, Maharashtra 413736, India
2. Department of Ophthalmology, Pravara Institute of Medical Sciences, Loni, Maharashtra 413736, India
3. Department of Ophthalmology, Smt. B. K. Shah Medical Institute & Research Centre, Vadodara, Gujarat 391750, India
4. Department of Medicine, UPMC Mercy, Pittsburgh, PA 15219, USA