A. Gunduz, T. Cumurcu, S. Demirel, and E. Ozsoy, “The Effect of Mucosal Flap Technique in External Dacryocystorhinostomy on Surgical Success: “H” Flap Versus ‘U’ Flap ”, Ann Med Res , vol. 19, no. 2, pp. 0071–0074, May 2021, Accessed: Sep. 16, 2026. [Online]. Available: http://www.annalsmedres.org/index.php/aomr/article/view/3524