@misc{indiciae3b777123b483,
  title = {Pregnancy and smallpox.},
  author = {A R RAO and I PRAHLAD and M SWAMINATHAN and A LAKSHMI},
  year = {1963},
  url = {https://pubmed.ncbi.nlm.nih.gov/13973041/},
  note = {Source identifier: 13973041}
}