@misc{indiciaeca4ac7658dda,
  title = {Proteins and polypeptides as antigens.},
  author = {P H Maurer and H J Callahan},
  year = {1980},
  doi = {10.1016/s0076-6879(80)70041-1},
  url = {https://pubmed.ncbi.nlm.nih.gov/7421601/},
  note = {Source identifier: 7421601}
}