RT Journal Article SR Electronic T1 Argon laser treatment of trichiasis in Hong Kong. JF British Journal of Ophthalmology JO Br J Ophthalmol FD BMJ Publishing Group Ltd. SP 506 OP 507 DO 10.1136/bjo.79.5.506-b VO 79 IS 5 A1 Y M Yeung YR 1995 UL http://bjo.bmj.com/content/79/5/506.3.abstract AB