NITROUS OXIDE FOR ANALGESIA IN UNSEDATED COLONOSCOPY

(1) The Cancer Registry of Norway

(2) University of Oslo

(3) Oslo University Hospital Rikshospitalet



This item was part of the Endoscopy and Imaging II session at UEG Week Stockholm 2011

This item can be cited as: Endoscopy 2011; 43 (Suppl I) A228