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Assessment of control selection bias in a hospital-based case-control study of upper aero-digestive tract cancers

Ines N Nishimoto1, Javier Pintos, Nicolas F Schlecht

  • 1Research Center, Hospital do Cancer A.C. Camargo, São Paulo, Brazil.

Journal of Cancer Epidemiology and Prevention
|April 1, 2003
PubMed
Abstract

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