@misc{indiciae6d335a80031c,
  title = {Which cephalosporin?},
  author = {J D Williams},
  year = {1978},
  doi = {10.1093/jac/4.2.109},
  url = {https://pubmed.ncbi.nlm.nih.gov/649531/},
  note = {Source identifier: 649531}
}