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TITLE: A polytomous conditional likelihood approach for combining matched and unmatched case-control studies  Full Text
AUTHORS: Mulugeta Gebregziabher; Paulo Guimaraes ; Wendy Cozen; David V Conti;
PUBLISHED: 2010, SOURCE: STATISTICS IN MEDICINE, VOLUME: 29, ISSUE: 9
INDEXED IN: Scopus WOS CrossRef: 2