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The number of computed tomographic (CT) studies performed is increasing rapidly. Because CT scans involve much higher doses of radiation than plain films, we are seeing a marked increase in radiation exposure in the gene...

CONTEXT: Associations have been found between day-to-day particulate air pollution and increased risk of various adverse health outcomes, including cardiopulmonary mortality. However, studies of health effects of long-te...

BACKGROUND: Rigorous analysis of levels and trends in exposure to leading risk factors and quantification of their effect on human health are important to identify where public health is making progress and in which case...

Materias / palabras clave: ecotoxicology human toxicology, risk assessment, environmental exposure assessment, environmental epidemiology, environmental chemistry, biostatistics; Geography. Anthropology. Recreation: Environmental sciences

Materias / palabras clave: environmental health, environmental pollutants, exposure assessment, environmental toxicology, environmental epidemiology, water; Medicine: Public aspects of medicine; Geography. Anthropology. Recreation: Environmental s...