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Threats to Validity in Retrospective Studies
Author(s) -
Cindy Tofthagen
Publication year - 2012
Publication title -
journal of the advanced practitioner in oncology
Language(s) - Uncategorized
Resource type - Journals
eISSN - 2150-0886
pISSN - 2150-0878
DOI - 10.6004/jadpro.2012.3.3.7
Subject(s) - medicine , data science , computer science

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