TY  - RPRT
TI  - [Electrocardiographic QRS complexes and vectorcardiographic QRS loop].
AU  - S Haraoka
AU  - A Itani
AU  - T Terasaka
PY  - 1970
UR  - https://pubmed.ncbi.nlm.nih.gov/4911925/
ID  - 4911925
ER  -