@misc{indiciae1acfd318443b, title = {Master two-step test in coronary artery disease.}, author = {H I RUSSEK}, year = {1957}, doi = {10.1001/jama.1957.02980320002002}, url = {https://pubmed.ncbi.nlm.nih.gov/13480821/}, note = {Source identifier: 13480821} }