Unilateral herpes zoster ophthalmicus results in bilateral corneal nerve alteration: An in vivo confocal microscopy study - Hamrah, P; Cruzat, A; Dastjerdi, M H; Pruss, H; Zheng, L; Shahatit, B M; Bayhan, H A; Dana, R; Pavan-Langston, D (Ophthalmology, 2013)