Nitrous oxide may not increase the risk of cancer recurrence after colorectal surgery: a follow-up of a randomized controlled trial
Edith Fleischmann, Corinna Marschalek, Katja Schlemitz, Jarrod E Dalton, Thomas Gruenberger, Friedrich Herbst, Andrea Kurz, and Daniel I Sessler
BMC Anesthesiol. 2009; 9: 1. Published online 2009 February 3. doi: 10.1186/1471-2253-9-1.PMCID: PMC2660895