Kavitha Chikknayakanahalli Venugopal, Pavana Acharya, and Sudeep Navule Siddappa, “Outcome of dacryocystectomy with nasal bone osteotomy for lost nasal flap dacryocystorhinostomy with repeated post-operative probing”, APJHS, vol. 5, no. 2, pp. 37–39, Jun. 2018.