000 00272nam a2200109Ia 4500
008 220809s2009 xx 000 0 und d
041 _aeng
245 _aAnnals of surgery Vol-249,No 1-6,Jan-June 2009
260 _c2009
520 _aBack Volume
650 _aSurgery (617)
999 _c164472
_d164472