@misc{indiciae8f30202156dc,
  title = {Exercise testing after beta-blockade: improved specificity and predictive value in detecting coronary heart disease.},
  author = {J Marcomichelakis and R Donaldson and J Green and S Joseph and H B Kelly and P Taggart and W Somerville},
  year = {1980},
  doi = {10.1136/hrt.43.3.252},
  url = {https://pubmed.ncbi.nlm.nih.gov/7437172/},
  note = {Source identifier: 7437172}
}