@misc{indiciaedbbc559f4239,
  title = {Serial human chorionic gonadotropin determinations by fluoroimmunoassay for differentiation between intrauterine and ectopic gestation.},
  author = {B Lindblom and M Hahlin and P Sjöblom},
  year = {1989},
  doi = {10.1016/0002-9378(89)90530-9},
  url = {https://pubmed.ncbi.nlm.nih.gov/2527464/},
  note = {Source identifier: 2527464}
}