TY  - BOOK
AU  - Houghton, Andrew R.
AU  - Gray, David
TI  - Making sense of the ECG : : a hand-on guide
SN  - 0340811420
U1  - 616.1207547 
PY  - 2003///
CY  - London
PB  - Hodder Arnold
KW  - Heart rate
KW  - The axis
KW  - ECG recording
KW  - Tests
KW  - Cardiopulmonary resuscitation
ER  -