@misc{indiciae19fbf98ccecb,
  title = {Effect of maintenance digoxin therapy on aerobic performance and exercise left ventricular function in mild to moderate heart failure due to coronary artery disease: a randomized, placebo-controlled, crossover trial.},
  author = {J L Fleg and B Rothfeld and S H Gottlieb},
  year = {1991},
  doi = {10.1016/s0735-1097(10)80194-9},
  url = {https://pubmed.ncbi.nlm.nih.gov/1993796/},
  note = {Source identifier: 1993796}
}