RT Journal Article SR Electronic T1 A Case of a Cyst of the External Semilunar Cartilage JF Journal of the Royal Army Medical Corps JO J R Army Med Corps FD British Medical Journal Publishing Group SP 132 OP 133 DO 10.1136/jramc-55-02-06 VO 55 IS 2 A1 R. R. G. Atkins YR 1930 UL http://militaryhealth.bmj.com/content/55/2/132.abstract AB