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Single data extraction generated more errors than double data extraction in systematic reviews
Authors: Buscemi N, Hartling L, Vandermeer B, Tjosvold L, Klassen TP Source: J Clin Epidemiol. 2006 Jul;59(7):697-703 DOI: 10.1016/j.jclinepi.2005.11.010 Language: English Availability: abstract