| Literature DB >> 21098357 |
Steve R Fisher, Yong-fang Kuo, James E Graham, Kenneth J Ottenbacher, Glenn V Ostir.
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Year: 2010 PMID: 21098357 PMCID: PMC3136816 DOI: 10.1001/archinternmed.2010.422
Source DB: PubMed Journal: Arch Intern Med ISSN: 0003-9926