@misc{indiciae98224ee255d4,
  title = {Proceedings: In vitro test for human chorionic gonadotropin.},
  author = {U Hilgenfeldt and T N Rabe and W E Merz},
  year = {1974},
  url = {https://pubmed.ncbi.nlm.nih.gov/4376772/},
  note = {Source identifier: 4376772}
}