Open Access Research article

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

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