@misc{indiciae4fce50b61575,
  title = {Penbutolol, a new non-selective beta-adrenergic blocking compound in the treatment of hypertension. A comparision with propranolol.},
  author = {M H Frick and M Hartikainen and P Pörsti},
  year = {1978},
  url = {https://pubmed.ncbi.nlm.nih.gov/28071/},
  note = {Source identifier: 28071}
}