TY  - BOOK
AU  - Chung,Edward K.
TI  - Cardiac arryhthmias: self-assessment 
SN  - 0683015680
PY  - 1977///
CY  - Baltimore
PB  - The Williams & Wilkins Co.
KW  - Arrhythmia
KW  - Diagnosis
KW  - Electrocardiography
ER  -