Validity Studies of Some Variables Used in Cancer Epidemiology
Part of the
Lecture Notes in Medical Informatics
book series (LNMED, volume 24)
Written or oral questionnaires are often used when risk factors are studied in relation to cancer. However the validity of the answers to different questions are more seldom studied although such studies have been performed1,2,3 . Therefore there is a need to investigate the validity of some variables of common use in cancer epidemiology.
KeywordsBreast Cancer Degree Relative Occupational Time Occupational History Hospital Chart
These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.
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© Springer-Verlag Berlin Heidelberg 1984