@misc{indiciae916ba23025c1,
  title = {Multiple pacemaker sites in spontaneously active vascular muscle.},
  author = {K Hermsmeyer},
  year = {1973},
  doi = {10.1161/01.res.33.2.244},
  url = {https://pubmed.ncbi.nlm.nih.gov/4727372/},
  note = {Source identifier: 4727372}
}