| Literature DB >> 17235089 |
Harlan M Krumholz1, Joseph S Ross, Amos H Presler, David S Egilman.
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Year: 2007 PMID: 17235089 PMCID: PMC1779871 DOI: 10.1136/bmj.39024.487720.68
Source DB: PubMed Journal: BMJ ISSN: 0959-8138