Dada, T, R Gupta, S I Tinwala, A Sobti, and A Panda. 2012. “Repositioning of Ahmed Glaucoma Valve Tube in the Anterior Chamber With Prolene Sutures to Manage Tube-Endothelial Touch”. Nepalese Journal of Ophthalmology 4 (2):309-11. https://doi.org/10.3126/nepjoph.v4i2.6549.