1. Etiology of tearing: a retrospective analysis of referrals to a tertiary care oculoplastics practice.;Mainville;Ophthal Plast Reconstr Surg,2011
2. Proximal canalicular imaging utilizing ultrasound biomicroscopy A: normal canaliculi.;Hurwitz;Orbit,1998
3. Diagnosis of lacrimal canalicular diseases using ultrasound biomicroscopy: a preliminary study.;Tao;Int J Ophthalmol,2014
4. [20-MHz ultrasound of pre-saccular lacrimal ducts].;Tost;Ophthalmologe,2002
5. Anatomical utility of ultrasound biomicroscopy in the lacrimal drainage system.;Al-Faky;Br J Ophthalmol,2011