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. Author manuscript; available in PMC: 2020 May 1.
Published in final edited form as: Neurorehabil Neural Repair. 2019 Mar 27;33(5):331–344. doi: 10.1177/1545968319837289

Table 3.

Cochrane Risk of Bias Assessment and Sackett’s Levels of Evidence.a

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a

The cells are shaded as follows: white, low risk of bias; gray, unclear risk of bias; black, high risk of bias.