%0 Journal Article %T Omitting nitrous oxide in general anaesthesia: meta-analysis of intraoperative awareness and postoperative emesis in randomized controlled trials %A Tramèr, M %A Moore, A %A McQuay, H %J British Journal of Anaesthesia %@ 0007-0912 %D 1996-02-01 %I Elsevier BV %~ DeepDyve