Kumar, Abhay, Prateek Kumar Porwal, Kailash Prasad Dubey, and Harshita Singh. 2018. “Endoscopic DCR With and Without Prolene Stent in Rural Area: A Prospective Randomized Study”. International Journal of Otorhinolaryngology and Head and Neck Surgery 4 (4):1081-85. https://doi.org/10.18203/issn.2454-5929.ijohns20182718.