Sheikh, S., Vaze, V. V., Bajaj, A. and ., B. (2019) “Merits of Kerrisons punch over powered drill in endonasal DCR”, International Journal of Otorhinolaryngology and Head and Neck Surgery, 5(2), pp. 387–390. doi: 10.18203/issn.2454-5929.ijohns20190766.