1. Oculoplastic and Ocular Oncology Services, IRIS Superspeciality Eye Hospital, Orchid Medical Centre, Ranchi, Jharkhand, India
2. Radiology Services, Orchid Medical Centre, Ranchi, Jharkhand, India
3. Department of Radiology, All India Institute of Medical Sciences, Patna, Bihar, India
4. Department of Ophthalmology, All India Institute of Medical Sciences, Bilaspur, Himachal Pradesh, India