@misc{indiciae880a3e2bbf5d, title = {Nitrous oxide for colonoscopy discomfort: a randomized double-blind study.}, author = {A Lindblom and O Jansson and B Jeppsson and K Törnebrandt and C Benoni and J L Hedenbro}, year = {1994}, doi = {10.1055/s-2007-1008968}, url = {https://pubmed.ncbi.nlm.nih.gov/7915672/}, note = {Source identifier: 7915672} }