@misc{indiciae14a5b33224b5,
  title = {Caffeine prolongs exercise duration in heart failure.},
  author = {Catherine F Notarius and Beverley Morris and John S Floras},
  year = {2006},
  doi = {10.1016/j.cardfail.2005.12.005},
  url = {https://pubmed.ncbi.nlm.nih.gov/16624688/},
  note = {Source identifier: 16624688}
}