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P115 How Many Cluster Randomized Controlled Trials Were Used In Clinical Practice Guidelines?
Chen, Y, Wu, Q, Wang, X, Wang, Q, Wei, D, Yao, L, Liang, F, Wang, M, Yang, KVolume:
22
Language:
english
Journal:
BMJ Quality & Safety
DOI:
10.1136/bmjqs-2013-002293.168
Date:
August, 2013
File:
PDF, 54 KB
english, 2013