TY  - RPRT
TI  - His bundle electrocardiography during routine left heart catheterisation.
AU  - W R Cabeen
AU  - R N MacAlpin
PY  - 1978
DO  - 10.1136/hrt.40.3.286
UR  - https://pubmed.ncbi.nlm.nih.gov/637982/
ID  - 637982
ER  -