TY  - RPRT
TI  - Exercise testing and ancillary techniques to screen for coronary heart disease.
AU  - V F Froelicher
AU  - D Maron
DO  - 10.1016/0033-0620(81)90031-1
UR  - https://pubmed.ncbi.nlm.nih.gov/7029621/
ID  - 7029621
ER  -