@misc{indiciae3c63db7a7e0d,
  title = {A screening test for IgG deficiency.},
  author = {A Ferguson},
  year = {1973},
  doi = {10.1136/jcp.26.4.306},
  url = {https://pubmed.ncbi.nlm.nih.gov/4633855/},
  note = {Source identifier: 4633855}
}