TY  - RPRT
TI  - An exercise test for coronary insufficiency.
AU  - D LITTMANN
AU  - M H RODMAN
PY  - 1951
DO  - 10.1161/01.cir.3.6.875
UR  - https://pubmed.ncbi.nlm.nih.gov/14848939/
ID  - 14848939
ER  -