000			00304nam a2200133Ia 4500
008			220613s9999||||xx |||||||||||||| ||und||
100			_aBarbara S Apgar
245		0	_aColoscopy-Principles & Practice
250			_a2002
260			_bW.B.SAUNDERS
300			_a493
650			_aObs & Gyne
942			_cSURG
999			_c6417 _d6417