000 00338nam a2200133Ia 4500
008 240715s9999 xx 000 0 und d
020 _a9798181282100
082 _a615.84
100 _aCannon, Christopher P.
_993685
245 4 _aThe Ecg A Two-Step Approach to Diagnosis
260 _bSpringer
_c2004
300 _a615p.
942 _cBK
999 _c256519
_d256519