Jan, S., A. ., J. S. Wani, R. Riaz, and O. Nazir. “Evaluation of Dacryocystorhinostomy Failure With Computed Tomographic Dacryocystography”. International Journal of Research in Medical Sciences, vol. 5, no. 12, Nov. 2017, pp. 5197-02, doi:10.18203/2320-6012.ijrms20175130.