Mortality and cancer incidence among secondary lead smelter workers
OBJECTIVES: To examine the mortality pattern and the cancer incidence in a cohort of long term smelter workers exposed to lead.METHODS: The cohort consists of 664 male lead battery workers, employed for at least three months in 1942-87. From 1969 the values of all blood lead samples repeatedly obtained from these workers every two to three months, have been collected in a database. The expected mo