@misc{indiciaedfd253e1f032,
  title = {Letter: MMB pregnancy testing service.},
  author = {W A Lester},
  year = {1975},
  doi = {10.1136/vr.97.20.398},
  url = {https://pubmed.ncbi.nlm.nih.gov/1209898/},
  note = {Source identifier: 1209898}
}