TY - JOUR T1 - Multiple Sclerosis in British Commonwealth Countries in the Southern Hemisphere JF - British Journal of Preventive & Social Medicine JO - Br J Prev Soc Med SP - 118 LP - 125 DO - 10.1136/jech.15.3.118 VL - 15 IS - 3 AU - E. D. Acheson Y1 - 1961/07/01 UR - http://jech.bmj.com/content/15/3/118.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -