LioddenI., SandvikL., ValebergB.T.Acupuncture versus usual care for postoperative nausea and vomiting in children after tonsillectomy/adenoidectomy: a pragmatic, multicentre, double-blinded, randomised trial. Acupunct Med2015; 33: 196–203.
2.
ApfelC.C., HeidrichF.M., Jukar-RaoS.Evidence-based analysis of risk factors for postoperative nausea and vomiting. Br J Anaesth2012; 109: 742–53.
3.
VickersA.J.Can acupuncture have specific effects on health? A systematic review of acupuncture antiemesis trials. J R Soc Med1996; 89: 303–11.
4.
WangS.M., ConstableR.T., TokogluF.S.Acupuncture-induced blood oxygenation level-dependent signals in awake and anesthetized volunteers: a pilot study. Anesth Analg2007; 105: 499–506.
5.
UsichenkoT.I., RöttenbacherI., KohlmannT.Implementation of the quality management system improves postoperative pain treatment: a prospective pre-/post-interventional questionnaire study. Br J Anaesth2013; 110: 87–95. Supplementary data 3.