Joseph, B., B. Thampi, A. Joosadima, J. Bhaskaran, and R. Raghavan. “Comparison of Topical Versus Peribulbar Anaesthesia for Manual Small Incision Cataract Surgery With Intraocular Lens Implantation”. International Journal of Research in Medical Sciences, vol. 4, no. 11, Dec. 2016, pp. 4862-6, doi:10.18203/2320-6012.ijrms20163781.