Characteristics of the included clinical practice guidelines (n = 250).
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n = 250 guidelines unless otherwise indicated.(*) Includes one guideline from 2011 because at the time of abstraction, one guideline that was initially identified had been removed from the National Guideline Clearinghouse and thus the next guideline in our sequence of random numbers was selected, which was dated 2011.
创建时间：
2015-12-02
