@misc{indiciaed449b1029ba9,
  title = {Properdin factor D. II. Activation to D by properdin.},
  author = {D T Fearon and K F Austen and S Ruddy},
  year = {1974},
  doi = {10.1084/jem.140.2.426},
  url = {https://pubmed.ncbi.nlm.nih.gov/4211020/},
  note = {Source identifier: 4211020}
}