Bowyer J, Sullivan T, Whitehead K
The Eyelid, Lacrimal and Orbital Clinic, Division of Ophthalmology, Department of Surgery, Royal Brisbane Hospital, Herston Road, Brisbane, Qld, 4029, Australia.
Br J Ophthalmol. 2003 Feb;87(2):240-1. doi: 10.1136/bjo.87.2.240-a.