@misc{indiciae43eec146aad2,
  title = {The fetal actocardiogram.},
  author = {M Tatsumura and K Nakajima and K Maeda},
  year = {1991},
  url = {https://pubmed.ncbi.nlm.nih.gov/1799564/},
  note = {Source identifier: 1799564}
}