RT Journal Article SR Electronic T1 Errors of Refraction and Their Sequelæ JF Postgraduate Medical Journal JO Postgrad Med J FD The Fellowship of Postgraduate Medicine SP 283 OP 287 DO 10.1136/pgmj.10.106.283 VO 10 IS 106 A1 Davenport, R. C. YR 1934 UL http://pmj.bmj.com/content/10/106/283.abstract AB