Characteristics of all Italian (IT) research journals and a randomly selected group of UK research journals indexed in Medline.
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a For the comparison English-only vs. not English-only; b For 72 IT and 59 UK journals that published at least one clinical trial in 2000�C2007. * Mann-Whitney U test; ? chi-square test; �� Fisher's exact test. IQR, interquartile range; RCT, randomized controlled trial.
创建时间：
2015-12-02
