Kumar S, Kumar P, Alwa B. A comparative study of conventional endoscopic and powered endoscopic dacryocystorhinostomy in a tertiary hospital of Rohtas district, Bihar, India. Int J Otorhinolaryngol Head Neck Surg [Internet]. 2018 Jun. 23 [cited 2026 Mar. 17];4(4):935-9. Available from: https://www.ijorl.com/index.php/ijorl/article/view/967