ELF Magnetic Fields and Childhood Leukemia
ELF Magnetic Fields and Childhood Leukemia
ELF Magnetic Fields and Childhood Leukemia
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Risk evaluationInstitute of Cancer EpidemiologyLimited evidence of carcinogenicity in humans......is usually based on evidence in humanswhich is considered credible,but chance, bias <strong>and</strong> confoundingcannot be ruled out withreasonable confidenceconsistent findingsfrom epidemiologicalstudiesIdentification of bias inobservational studies