000 00446cam a2200157 4500
999 _c2163
_d2163
020 _a0683055720
082 0 0 _a616.1207547
_bM37
100 1 _aMarriott, Henry J. L.
245 1 0 _aPractical electrocardiography
250 _a5th ed.
260 _aBaltimore,
_bWilliams & Wilkins
_c[1972]
300 _axiii, 325 p.
_billus.
500 _a"Guide for rapid and easy estimation rate": ruler in pocket.
650 0 _aElectrocardiography.
942 _cBK