@misc{indiciaea37321969e93,
  title = {Is there a third heart beta-adrenoceptor?},
  author = {A J Kaumann},
  year = {1989},
  doi = {10.1016/0165-6147(89)90065-5},
  url = {https://pubmed.ncbi.nlm.nih.gov/2573966/},
  note = {Source identifier: 2573966}
}