TY  - BOOK
AU  - Butler,Herbert H.
TI  - How to read an ECG: A book from RN Magazine
AV  - RC683.5.E5 B59 1973
U1  - 616.1/207547 19
PY  - 1973///
CY  - Oradell, N.J.
PB  - Medical Economics Company
KW  - Electrocardiography
KW  - Heart
KW  - Diseases
KW  - Nursing
N1  - Includes index
ER  -