RT Journal Article SR Electronic T1 Further Experiences of Intra-Ocular Acrylic Lens Surgery JF British Journal of Ophthalmology JO Br J Ophthalmol FD BMJ Publishing Group Ltd. SP 156 OP 162 DO 10.1136/bjo.38.3.156 VO 38 IS 3 A1 Harold Ridley YR 1954 UL http://bjo.bmj.com/content/38/3/156.abstract AB