000			00308nam a2200133Ia 4500
008			220613s9999||||xx |||||||||||||| ||und||
100			_aWilliam S Gray
245		0	_aGeneral Ecucation
250			_a1934
260			_bUNIVESITY OF CHICAGO PRESS
300			_a188
650			_aMedical Education
942			_cGB
999			_c3250 _d3250