Tripathy Koushik, Chawla Rohan, Kumar Vivek, Sharma Yog Raj, Venkatesh Pradeep
Dr. Rajendra Prasad Centre for Ophthalmic Sciences, All India Institute of Medical Sciences, New Delhi, India.
Oman J Ophthalmol. 2016 May-Aug;9(2):119. doi: 10.4103/0974-620X.184534.