1. Department of Ophthalmology, AIIMS, Patna, Bihar, India
2. Department of Otolaryngology and Head and Neck Surgery, AIIMS, Patna, Bihar, India
3. Department of Radiodiagnosis, AIIMS, Patna, Bihar, India
4. Department of Microbiology, AIIMS, Patna, Bihar, India
5. Department of Pathology, AIIMS, Patna, Bihar, India