West J Emerg Med. 2014 Mar;15(2):120-1. doi: 10.5811/westjem.2013.10.19443.
The western journal of emergency medicine
Joseph McCarthy, Christopher Trigger
PMID: 24672592 PMCID: PMC3966439 DOI: 10.5811/westjem.2013.10.19443
[No abstract available.]