000 00347nam a2200121Ia 4500
008 160509s9999 xx 000 0 und d
020 _a0-7216-7220-3
100 _aPhillips, Raymond E
245 4 _aThe cardiac thythms: a systematic approach to interpretation : Per(Clinic)
260 _bW B Saunders
_c1973
300 _a354p.
650 _aCardiology
999 _c1658
_d1658