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A multi-centre randomised double-blind placebo-controlled trial to evaluate the value of a single bolus intravenous alfentanil in CT colonography

Thierry N Boellaard*, Marije P van der Paardt, Markus W Hollmann, Susanne Eberl, Jan Peringa, Lex J Schouten, Giedre Kavaliauskiene, Jurgen H Runge, Jeroen AW Tielbeek and Jaap Stoker

BMC Gastroenterology 2013, 13:94  doi:10.1186/1471-230X-13-94

Pre-publication versions of this article and reviewers' reports

Original Submission - Version 1 Manuscript 30 Jan 2013
Reviewer's Report Andrew Slater 15 Apr 2013
Resubmission - Version 2 Manuscript Author's comment 04 May 2013
Editorial acceptance 21 May 2013
Published 25 May 2013