000			00293nam a2200109Ia 4500
008			220809s2009 xx 000 0 und d
041			_aeng
245			_aCanadian journal of anesthesia Vol 56,No 7-12,July-Dec 2009.
260			_c2009
520			_aBack Volume
650			_aAnaesthesia (617.96)
999			_c164542 _d164542