PT - JOURNAL ARTICLE AU - H Mason AU - D Chettle TI - Measurement of vitamin D3 metabolites in smelter workers exposed to lead and cadmium. AID - 10.1136/oem.56.11.788a DP - 1999 Nov 01 TA - Occupational and Environmental Medicine PG - 788--788 VI - 56 IP - 11 4099 - http://oem.bmj.com/content/56/11/788.1.short 4100 - http://oem.bmj.com/content/56/11/788.1.full SO - Occup Environ Med1999 Nov 01; 56