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PII: S0196-0644(08)01984-7
doi:10.1016/j.annemergmed.2008.11.004
© 2009 Published by Elsevier Inc.
PII: S0196-0644(08)01984-7
doi:10.1016/j.annemergmed.2008.11.004
© 2009 Published by Elsevier Inc.