RT Journal Article SR Electronic T1 The Squinting Child JF British Journal of Ophthalmology JO Br J Ophthalmol FD BMJ Publishing Group Ltd. SP 671 OP 671 DO 10.1136/bjo.60.9.671-b VO 60 IS 9 A1 T. J. Ffytche YR 1976 UL http://bjo.bmj.com/content/60/9/671.3.abstract AB