Assessing correlation between reporting errors and true values: untestable assumptions are unavoidable.
White
Ian R
IR
MRC Biostatistics Unit, Institute of Public Health, Robinson Way, Cambridge CB2 2SR, UK. ian.white@mrc-bsu.cam.ac.uk
D015982:Bias; D001835:Body Weight; D004812:Epidemiologic Methods; D006801:Humans