PT - JOURNAL ARTICLE AU - Roach, S. A. TI - Microdiffusion Analysis and Volumetric Error AID - 10.1136/oem.19.4.307-a DP - 1962 Oct 01 TA - British Journal of Industrial Medicine PG - 307--307 VI - 19 IP - 4 4099 - http://oem.bmj.com/content/19/4/307.2.short 4100 - http://oem.bmj.com/content/19/4/307.2.full SO - Br J Ind Med1962 Oct 01; 19