@misc{indiciae5deb628df39d,
  title = {Diltiazem and the elderly.},
  author = {K Khalighi and I J Mantecon and E E Federici},
  year = {1991},
  url = {https://pubmed.ncbi.nlm.nih.gov/1758645/},
  note = {Source identifier: 1758645}
}