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. 2014 Jun 3;14:73. doi: 10.1186/1471-2288-14-73

Table 2.

Best retrieval rate using 2 of the 4 citation resources

Google scholar & Scopus Google scholar & WoS Google scholar & OVIDSP Scopus & WoS Scopus & OVIDSP WoS & OVIDSP
1716 1712 1547 1224 1103 1035