title: Etiology of tearing: a retrospective analysis of referrals to a tertiary care oculoplastics practice.
authors.affiliation: Department of Ophthalmology, University of Ottawa Eye Institute and The Ottawa Hospital, Ottawa, Ontario, Canada.
authors.forename: Norman
authors.initials: N
authors.lastname: Mainville
authors.forename: David R
authors.initials: DR
authors.lastname: Jordan