TY  - BOOK
AU  - Schumacher,P
TI  - ECG
SN  - 3540093265
U1  - 616.120.754 H14E 
PY  - 1979///
CY  - New York
PB  - Springer-Verlag
KW  - Electrocardiography - Translations into english from ger
ER  -