@misc{indiciae18db53c28d88,
  title = {Calcium antagonists. Their physiological differences.},
  author = {E D Frohlich},
  year = {1991},
  doi = {10.1093/ajh/4.7.430s},
  url = {https://pubmed.ncbi.nlm.nih.gov/1832871/},
  note = {Source identifier: 1832871}
}