| Literature DB >> 19528548 |
Paul J Karanicolas, Victor M Montori, Holger J Schünemann, Gordon H Guyatt.
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Year: 2009 PMID: 19528548 DOI: 10.7326/0003-4819-150-12-200906160-02002
Source DB: PubMed Journal: Ann Intern Med ISSN: 0003-4819 Impact factor: 25.391