TY - JOUR JF - Journal of the Royal Army Medical Corps JO - J R Army Med Corps SP - 233 LP - 233 DO - 10.1136/jramc-150-04-01 VL - 150 IS - 4 AU - Robert Arnott Y1 - 2004/12/01 UR - http://militaryhealth.bmj.com/content/150/4/233.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -