Includes bibliographical references and index.

Risk assessment for children and other sensitive populations -- Uncertainty in hazard identification -- Scientific and methodological bases of experimental studies for detecting and quantifying carcinogenic risks -- Bayesian approach to hazard identification: the case of electromagnetic fields and cancer -- Mega-experiments to identify and assess diffuse carcinogenic risks -- Long-term chemical carcinogenesis bioassays predict human cancer hazards: issues, controversies, and uncertainties -- Uncertainty in exposure assessment -- Uncertainty in biomonitoring and kinetic modeling -- Using molecular epidemiology in assessing exposure for risk assessment -- Kaplan-Meier tumor probability as a starting point for dose-response modeling provides accurate lifetime risk estimates from rodent carcinogenicity studies -- Uncertainty in estimating exposure using a toxicokinetic model: the example of 2,3,7,8-tetrachlorodibenzo-p-dioxin -- Uncertainty in the relation between exposure to magnetic fields and brain cancer due to assessment and assignment of exposure and analytical methods in dose-response modeling -- Measures of exposure to environmental tobacco smoke: validity, precision, and relevance -- Contribution of environmental monitoring in the epidemiological assessment of exogenous risk: the experience of ARPA in the Emilia-Romagna region of Italy -- Uncertainty in dose-response modeling -- Combining uncertainty factors in deriving human exposure levels of noncarcinogenic toxicants -- Statistical methods for developmental toxicity: analysis of clustered multivariate binary data -- Sources of uncertainty in dose-response modeling of epidemiological data for cancer risk assessment -- Nonparametric analysis of dose-response relationships -- Estimates of the proportions of carcinogens and anticarcinogens in bioassays conducted by the U.S. National Toxicology Program: application of a new meta-analytic approach -- Characterization of uncertainty and variability in residential radon cancer risks -- Uncertainty in risk characterization and communication -- Risk assessment-the mother of all uncertainties: disciplinary perspectives on uncertainty in risk assessment -- Distributions of individual susceptibility among humans for toxic effects: how much protection does the traditional tenfold factor provide for what fraction of which kinds of chemicals and effects? -- Analysis of PBPK models for risk characterization -- Uncertainty in risk characterization of weak carcinogens -- Reducing uncertainty in the derivation and application of health guidance values in public health practice: dioxin as a case study -- Uncertainty in risk characterization and communication: discussion -- Uncertainty in risk assessment: current efforts and future hopes -- Common themes at the workshop on uncertainty in the risk assessment of environmental and occupational hazards.