RT Journal Article SR Electronic T1 Journals Received JF Journal of the Royal Army Medical Corps JO J R Army Med Corps FD British Medical Journal Publishing Group SP 158 OP 160 DO 10.1136/jramc-94-03-09 VO 94 IS 3 YR 1950 UL http://militaryhealth.bmj.com/content/94/3/158.abstract AB