4Woog J J, Meston R, Puliafito C A.Holmium YAG endonasal laser dacryocystorhinostomy[J]. Am J Opthalmol, 1993, 116:1-10.
5Wormald P J, Kew J, Hasselt A V. Intranasal anatomy of the nasocrimal sac in endoscopic dac ryocystorhinostomy[J]. OtolaryngolHead Neck Surg, 2000, 123(3):307-310.
6Olver J M. The success rates for endonasal dacryocystorhinostomy[J].Br J Ophthalmol, 2003, 87(11):1431-1433.
7Rice D H. Endoscopic intranasal dacryocystorhinostomy: A cadaver study[J]. Am J Rhinol, 1988, 2:127.
8Orhan M, Saylam C Y, Midilli R. Intranasal Localization of the Lacrimal Sac [J]. Arch Otolaryngol Head Neck Surg, 2009, 135(8):764-770.