@misc{indiciae5983b9525cdf,
  title = {Aging and rat pacemaker sensitivity to beta-adrenoceptor agonists.},
  author = {R C Spadari and S De-Moraes},
  year = {1987},
  url = {https://pubmed.ncbi.nlm.nih.gov/3452451/},
  note = {Source identifier: 3452451}
}