2) Kanski JJ. Disorders of the lacrimal drainage system. Clinical ophthalmology. Oxford: Butterworth-Heinemann, 1997;43-52.
3) Jones LT. An anatomical approach to problems of the eyelids and lacrimal apparatus. Arch Ophthalmol 1961;66:111-24.
5) Blackmore KJ, Ainsworth G, Robson AK. Epiphora: an evidence based approach to the 12 minute consultation. Clin Otolaryngol 2010;35:210-4.
6) Linberg JV, McCormick SA. Primary acquired nasolacrimal duct obstruction. A clinicopathologic report and biopsy technique. Ophthalmology 1986;93:1055-63.
7) Kim S. Surgical management of the lacrimal drainage system. J Korean Med Assoc 2005;48:609-15.
8) Sohn HY, Hur J, Chung EH, Won IG. Clinical observation on silicone intubation in obstruction of lacrimal drainage system. J Korean Ophthalmol Soc 1990;31:135-40.
9) Munk PL, Lin DT, Morris DC. Epiphora: treatment by means of dacryocystoplasty with balloon dilation of the nasolacrimal drainage apparatus. Radiology 1990;177:687-90.
10) Mistry N, Rockley TJ, Reynolds T, Hopkins C. Development and validation of a symptom questionnaire for recording outcomes in adult lacrimal surgery. Rhinology 2011;49:538-45.
11) Kim SY, Kim NR, Jung JW, Kang SM. associations between the munk score and tear film scan revealed by corneal topography after dacryocystorhinostomy. J Korean Ophthalmol Soc 2020;61:325-33.
12) Lee SH, Kim SD, Kim JD. Silicone intubation for nasolacrimal duct obstruction in adult. J Korean Ophthalmol Soc 1997;38:185-9.
13) Jin SW, Ahn HB, Kim MH. Long-term results of silicone tube intubation in patients with common canalicular stenosis. J Korean Ophthalmol Soc 2012;53:1373-7.
14) Han JS, Park IK, Shin JH. Success rate of silicone intubation between nasolacrimal duct obstruction and stenosis according to dacryocystography. J Korean Ophthalmol Soc 2013;54:845-9.
15) Kim YR, Ahn M. Long term effect of double silicone tube intubation for acquired nasolacrimal duct obstruction. J Korean Ophthalmol Soc 2012;53:1554-8.
16) Oh JR, Chang JH, Yoon JS, Jang SY. Change in quality of life of patients undergoing silicone stent intubation for nasolacrimal duct stenosis combined with dry eye syndrome. Br J Ophthalmol 2015;99:1519-22.
19) Kabata Y, Goto S, Takahashi G, Tsuneoka H. Vision-related quality of life in patients undergoing silicone tube intubation for lacrimal passage obstructions. Am J Ophthalmol 2011;152:147-50.e2.
21) Lee DH, Choi HY, Ahn JH. Comparison of results and complications between 0.64 mm and 0.94 mm silicone tube intubation in adults. J Korean Ophthalmol Soc 2016;57:1193-8.
23) Park JS, Ha SW, Lew H. Factors affecting the long-term outcome of silicone tube intubation in patients with nasolacrimal duct obstruction. J Korean Ophthalmol Soc 2011;52:129-35.
24) Jung JJ, Jang SY, Jang JW, In JH. Comparison results of silicone tube intubation according to syringing and dacryocystography. J Korean Ophthalmol Soc 2014;55:1584-8.
25) Kwon YH, Lee YJ. Long-term results of silicone tube intubation in incomplete nasolacrimal duct obstruction (NLDO). J Korean Ophthalmol Soc 2008;49:190-4.
26) Kim JS, Ahn M. Clinical evaluation and classification of nasolacrimal duct obstruction site by dacryocystography. J Korean Ophthalmol Soc 2005;46:191-5.
27) Kim CH, Lew H, Yun YS. Correspondence among the canaliculus irrigation test, dacryocystography and jones test in the epiphora patients. J Korean Ophthalmol Soc 2007;48:1017-22.
28) Lee SM, Chung SJ, Lew H. Clinical efficacy of lacrimal endoscopy assisted silicone tube intubation in patients with nasolacrimal duct obstruction. J Korean Ophthalmol Soc 2018;59:582-8.