@misc{indiciae8f2a0b210547,
  title = {Developmental changes in subthreshold pace-maker currents in chick embryonic heart cells.},
  author = {J R Clay and A Shrier},
  year = {1981},
  doi = {10.1113/jphysiol.1981.sp013640},
  url = {https://pubmed.ncbi.nlm.nih.gov/6267266/},
  note = {Source identifier: 6267266}
}