Dr. Shekhar Srivastava, Dr. C.M Kohli, Dr. Avaneesh Singh, Dr. Kumar Shubhanshu. A COMPARATIVE STUDY OF EXTERNAL VERSUS ENDOSCOPIC DACRYOCYSTORHINOSTOMY. J Popl Ther Clin Pharmacol. 2024;31(11):1402-1407. doi:10.53555/95hmxe55