Fricker Ruth M, Raffelsberger Thomas, Rauch-Shorny Sigrid, Finsterer Josef, Müller-Reible Clemens, Gilly Hermann, Bittner Reginald E
Department of Anesthesiology and General Intensive Care, University of Vienna, Waehringer Strasse 13, A-1090 Vienna, Austria.
Anesthesiology. 2002 Dec;97(6):1635-7. doi: 10.1097/00000542-200212000-00044.