000 00298nam a2200133Ia 4500
008 200512s9999 xx 000 0 und d
082 _a616.12
100 _aBarbara aehlert
245 0 _aPocket reference for ECG made easy
250 _a3
260 _bElsevier
_c-
440 _v_
650 _aECG
999 _c51742
_d51742