RT Journal Article SR Electronic T1 Glaucoma: a colour manual of diagnosis and treatment. JF British Journal of Ophthalmology JO Br J Ophthalmol FD BMJ Publishing Group Ltd. SP 101 OP 101 DO 10.1136/bjo.82.1.101a VO 82 IS 1 A1 P T KHAW YR 1998 UL http://bjo.bmj.com/content/82/1/101.2.abstract AB