Journal of Clinical Epidemiology (2015) - Comments
pubmed: 26279401  doi: 10.1016/j.jclinepi.2014.12.017  issn: 1878-5921  issn: 0895-4356 

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Christopher W. Halladay, Thomas A. Trikalinos, Ian T. Schmid, Christopher H. Schmid, Issa J. Dahabreh