Misclassification of exposure is a well-recognized inherent limitation of epidemiologic
studies of disease and the environment. For many agents of interest, exposures take place
over time and in multiple locations; accurately estimating the relevant exposures for an
individual participant in epidemiologic studies is often daunting, particularly within the limits
set by feasibility, participant burden, and cost. Researchers have taken steps to deal with the
consequences of measurement error by limiting the degree of error through a study's design …