@misc{indiciae11e4e2526f29,
  title = {Current problems in studies of streptococci.},
  author = {R C Lancefield},
  year = {1969},
  doi = {10.1099/00221287-55-2-161},
  url = {https://pubmed.ncbi.nlm.nih.gov/5764729/},
  note = {Source identifier: 5764729}
}