000 00365nam a2200133Ia 4500
008 220613s9999||||xx |||||||||||||| ||und||
100 _aMITCHELL C POSNER
245 0 _aAMERICAN CANCER SOCIETY- ATLAS OF CLINICAL ONCOLOGY CANCER OF THE UPPER GASTROINTESTINAL TRACT
250 _a2002
260 _bB C DECKER
300 _a404
650 _aOncology
942 _cSURG
999 _c7097
_d7097