000			00302nam a2200133Ia 4500
008			220613s9999||||xx |||||||||||||| ||und||
100			_aMarrin H Slesenger
245		0	_aGastrointestinal diseses
250			_a4th(1027)
260			_bW.B.Saunders
300			_a1027
650			_aGastro
942			_cMEDI
999			_c1099 _d1099