000			00377nam a2200133Ia 4500
008			241023s9999||||xx |||||||||||||| ||und||
060			_aWG 140 _b.N53 1953
100			_aNicolson, Gertrude H.B.
245		0	_aClinical electrocardiography in children.
260			_aNew York, _bMacmillan, _c1953
300			_aix, 118 p. _bill.
650			_aElectrocardiography
942			_bDMC _cBK
999			_c15017 _d15017