Beware selection bias.

Beware selection bias. CMAJ. 2017 Aug 28;189(34):E1096 Authors: Barrett JFR, Zaltz A, Geary M, Sermer M, Kingdom J PMID: 28847782 [PubMed - in process]

https://www.ncbi.nlm.nih.gov/pubmed/28847782?dopt=Abstract

Source: cmaj - August 28, 2017 Category: General Medicine Authors: Barrett JFR, Zaltz A, Geary M, Sermer M, Kingdom J Tags: CMAJ Source Type: research

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