Weiss responds to "Screening as a nuisance variable in cancer epidemiology": for which aspects of a study subject's screening history should we control?
Weiss
Noel S
NS
Department of Epidemiology, University of Washington, Seattle, WA 98195-7236, USA. nweiss@u.washington.edu
D015982:Bias; D015986:Confounding Factors, Epidemiologic; D015987:Effect Modifier, Epidemiologic; D004812:Epidemiologic Methods; D006801:Humans; D009369:Neoplasms / Q000175:diagnosis / Q000453:epidemiology*