000 00453cam a2200157 i 4500
020 _a0815193408
050 0 0 _aRC683.5.V4
_bW57
100 1 _aWitham, Abner Calhoun,
245 1 2 _aA system of vectorcardiographic interpretation
260 _aChicago
_bYear Book Medical Publishers
_c1975
300 _axii, 472 p.
_bill.
650 0 _aVectorcardiography.
650 0 _aHeart
700 _aA system of vectorcardiographic interpretation
942 _cBK
999 _c3522
_d3522