Gaceta Sanitaria (Dec 2009)

On the comparability of population-based and hospital-based case-control studies Comparación de estudios de casos y controles poblacionales y estudios de casos y controles hospitalarios

  • Nuno Lunet,
  • Ana Azevedo

Journal volume & issue
Vol. 23, no. 6
pp. 564 – 564

Abstract

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