000 00426nam a2200157Ia 4500
008 170101s1971 xx 000 0 und d
082 _a616.120 754 F92D
100 _aFRIEDMAN, H. Harold
245 0 _aDiagnostic electrocardiography and vectorcardiography.
260 _bN.Y.
_c1971
300 _a486p
650 _aELECTROCARDIOGRAPHY
653 _aELECTROCARDIOGRAPHY
653 _aVECTORCARDIOGRAPHY
942 _2ddc
_cB
999 _c44657
_d44657