000 00336nam a2200145Ia 4500
005 20250222134953.0
008 250211s9999||||xx |||||||||||||| ||und||
100 _aChandrasekhara Vinay
245 0 _aClinical Gastrintestinal Endoscopy
250 _a3rd
260 _bElsevier
_c2019
300 _axx 774
650 _aPMR
942 _cBK
999 _c5353
_d5353