Khan, M., Hossain, M., Hossain, M., Al-Masud, A., & Rahman, M. (2012). Comparative Study Of External And Endoscopic Endonasal Dacryocystorhinostomy For The Treatment Of Chronic Dacryocystitis. Journal of Armed Forces Medical College, Bangladesh, 7(2), 15–17. https://doi.org/10.3329/jafmc.v7i2.10389