RT Journal Article SR Electronic T1 "Entente cordiale" in the early treatment of squint. JF British Journal of Ophthalmology JO Br J Ophthalmol FD BMJ Publishing Group Ltd. SP 16 OP 22 DO 10.1136/bjo.61.1.16 VO 61 IS 1 A1 R. Pigassou YR 1977 UL http://bjo.bmj.com/content/61/1/16.abstract AB