000 00264nam a2200109Ia 4500
008 230515s9999||||xx |||||||||||||| ||und||
100 _aMargolis Simeon
_938920
245 0 _aDigestive Disorders
260 _bA Dutton Books
_c2002
300 _a46
942 _cBK
_pCL
999 _c151467
_d151467