Electrocardiagraphy in practice /
Graybiel, Ashton.
Electrocardiagraphy in practice / Ashton /Graybiel, Paul D.White. - 1941. - v., 319 p.; 21 cm.
Incluye bibliografia.
RC683.5 / .E5 G73
Electrocardiagraphy in practice / Ashton /Graybiel, Paul D.White. - 1941. - v., 319 p.; 21 cm.
Incluye bibliografia.
RC683.5 / .E5 G73