000			00294nam a2200133Ia 4500
008			220613s9999||||xx |||||||||||||| ||und||
100			_aSchaub Arthur
245		0	_aDigital Hearing Aids
250			_a1st(2008)
260			_bThieme New York
300			_a188
650			_aENT
942			_cSURG
999			_c10724 _d10724