Singh, Pranisha, Srijana Karmacharya, Aparna Rizyal, and A P Rijal. 2016. “Herpes Zoster Ophthalmicus With Retrobulbar Neuritis”. Nepalese Journal of Ophthalmology 8 (1):78-81. https://doi.org/10.3126/nepjoph.v8i1.16142.