000 00298nam a2200109Ia 4500
008 220729s2011 xx 000 0 und d
041 _aeng
100 _aRobert Wyllie
245 _aPediatric gastrointestinal and liver disease
250 _a4
260 _aPhiladelphia
_bElesevier Publications
_c2011
999 _c135710
_d135710