1Haynes R B.Devereaux P J,Guyatt G H.Clinieal expertise in the era of evidence-based medicine and patient choice[J].ACP J Club,2002,136(2):11-14.
2Powell A E,Davies H T,Bannister J,et al.Rhetoric and neality on acute pain services in the UK:A natioal postal questionnaire survey[J].Br J Anesth,2004,92(5):698-693.
3koavc A L.Preventionand treatment of postoperative nauses and vomiting[J].Durgs,2000,59(2):213-214.