PT - JOURNAL ARTICLE AU - Warren, M. D. TI - The Use of the Pulheems System of Medical Classification in Civilian Practice AID - 10.1136/oem.13.3.202 DP - 1956 Jul 01 TA - British Journal of Industrial Medicine PG - 202--209 VI - 13 IP - 3 4099 - http://oem.bmj.com/content/13/3/202.short 4100 - http://oem.bmj.com/content/13/3/202.full SO - Br J Ind Med1956 Jul 01; 13