TY  - RPRT
TI  - Diagnostic problems resulting from improper electrocardiographic technique.
AU  - J E RISEMAN
AU  - E L SAGALL
PY  - 1961
DO  - 10.1001/jama.1961.03040470022005
UR  - https://pubmed.ncbi.nlm.nih.gov/14492440/
ID  - 14492440
ER  -