@misc{indiciaecab3e12c6443,
  title = {Cell coupling in developing systems: the heart-cell paradigm.},
  author = {R L DeHaan and H G Sachs},
  year = {1972},
  doi = {10.1016/s0070-2153(08)60072-1},
  url = {https://pubmed.ncbi.nlm.nih.gov/4566209/},
  note = {Source identifier: 4566209}
}