background: many public health agencies rank residential radon exposure as the second leading cause of lung cancer after cigarette smoking. it has been shown that the risk coefficient for lung cancer is higher for children than that for adults. therefore, indoor radon measurements were carried out in the elementary schools of tulkarem province, west bank, palestine. materials and methods: two h...

background: the term crystallized silica refers to the crystallized form of sio 2 and quartz, the most frequency composition in the earth’s crust that can cause silicosis and lung cancer through occupational exposure and inhalation of its large quantities. methods: occupational exposure of workers in pakdasht, iran, in 2011 was investigated in four different casting processes in small foundries...

OBJECTIVES A system for retrospective occupational exposure assessment combining the efficiency of a job exposure matrix (JEM) and the precision of a subsequent individual expert exposure assessment (IEEA) was developed. All steps of the exposure assessment were performed by an interdisciplinary expert panel in the context of a case-control study on male germ cell cancer nested in the car manuf...