@misc{indiciae759d8b546146,
  title = {Serum ionic calcium levels during pregnancy.},
  author = {C M Tan and A Raman and T A Sinnathyray},
  year = {1972},
  doi = {10.1111/j.1471-0528.1972.tb12902.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/5070882/},
  note = {Source identifier: 5070882}
}