TY - JOUR T1 - A Report on the Absence of Pneumoconiosis among Workers in Pure Limestone JF - British Journal of Industrial Medicine JO - Br J Ind Med SP - 6 LP - 8 DO - 10.1136/oem.13.1.6 VL - 13 IS - 1 AU - S. Bridge Davis AU - G. Nagelschmidt Y1 - 1956/01/01 UR - http://oem.bmj.com/content/13/1/6.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -