Statistics from Altmetric.com
If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.
Contributors FÇT: Concept and design and data collection, revision and approval of article; NHA: data collection, critical revision of article; NZ: data collection from patient.
Competing interests None.
Patient consent Obtained.
Ethics approval Abdomen.
Provenance and peer review Not commissioned; internally peer reviewed.
▸ Additional material is published online. To view please visit the journal (http://dx.doi.org/10.1136/emermed-2014-203818).