@misc{indiciae9785e00d9249,
  title = {Radioisotopic placentography.},
  author = {E Tähti and A Rytilä and A Voutilainen},
  year = {1965},
  url = {https://pubmed.ncbi.nlm.nih.gov/5880966/},
  note = {Source identifier: 5880966}
}