RT Journal Article SR Electronic T1 Lyle and Jackson's Practical Orthoptics in the Treatment of Squint JF British Journal of Ophthalmology JO Br J Ophthalmol FD BMJ Publishing Group Ltd. SP 191 OP 191 DO 10.1136/bjo.38.3.191 VO 38 IS 3 YR 1954 UL http://bjo.bmj.com/content/38/3/191.1.abstract AB