@article {959396,
	title = {Preoperative imaging should be performed prior to surgery in all cases of acquired nasolacrimal obstruction-Yes},
	journal = {Eye (Lond)},
	volume = {31},
	number = {3},
	year = {2017},
	month = {2017 Mar},
	pages = {351-352},
	issn = {1476-5454},
	doi = {10.1038/eye.2016.237},
	author = {Freitag, S K and Roos, J C P}
}
