PT - JOURNAL ARTICLE AU - W. L. P. Dassanayake TI - Health of Plumbago Workers in Ceylon AID - 10.1136/oem.5.3.141 DP - 1948 Jul 01 TA - British Journal of Industrial Medicine PG - 141--147 VI - 5 IP - 3 4099 - http://oem.bmj.com/content/5/3/141.short 4100 - http://oem.bmj.com/content/5/3/141.full SO - Br J Ind Med1948 Jul 01; 5