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
Main Authors: | , |
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Format: | Article |
Language: | English |
Published: |
Elsevier
2009-12-01
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Series: | Gaceta Sanitaria |
Online Access: | http://scielo.isciii.es/scielo.php?script=sci_arttext&pid=S0213-91112009000600017 |
ISSN: | 0213-9111 |
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