TY - JOUR JF - Journal of the Royal Army Medical Corps JO - J R Army Med Corps SP - 59 LP - 60 DO - 10.1136/jramc-116-02-01 VL - 116 IS - 2 A2 - , Y1 - 1970/04/01 UR - http://militaryhealth.bmj.com/content/116/2/59.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -