@misc{indiciae723f8ec8030b,
  title = {Mitral valvotomy during pregnancy.},
  author = {G J Khattri and H N Bidwai and P S Singh and J N Berry},
  year = {1973},
  url = {https://pubmed.ncbi.nlm.nih.gov/4712271/},
  note = {Source identifier: 4712271}
}