@misc{indiciaedab22faae8a1,
  title = {[Verapamil (Isoptin)].},
  author = {E D Andersen and P B Andreasen},
  year = {1974},
  url = {https://pubmed.ncbi.nlm.nih.gov/4820556/},
  note = {Source identifier: 4820556}
}