| Literature DB >> 21782557 |
J Wesley Boyd, Andrew Linsenmeyer, Steffie Woolhandler, David U Himmelstein, Rachel Nardin.
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Year: 2011 PMID: 21782557 DOI: 10.1016/j.annemergmed.2011.03.053
Source DB: PubMed Journal: Ann Emerg Med ISSN: 0196-0644 Impact factor: 5.721