| Literature DB >> 17938402 |
Robert G Hart, Lesly A Pearce, Maria I Aguilar.
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Year: 2007 PMID: 17938402 DOI: 10.7326/0003-4819-147-8-200710160-00018
Source DB: PubMed Journal: Ann Intern Med ISSN: 0003-4819 Impact factor: 25.391