@misc{indiciae20a0ff8e1f3e,
  title = {Endogenous digitalis-like factor or factors.},
  author = {F J Haddy},
  year = {1987},
  doi = {10.1056/nejm198703053161010},
  url = {https://pubmed.ncbi.nlm.nih.gov/3027560/},
  note = {Source identifier: 3027560}
}