TY  - BOOK
AU  - Constant, Jules
TI  - Learning Electrocardigraphy: a complete course
U1  - 616.12075 
PY  - 1973///
CY  - Boston
PB  - Little
KW  - Electrocardigraphy
KW  - Heart - Diseases
KW  - Physiology
N1  - Includes bibliographical references and index
ER  -