@misc{indiciaed28155186538,
  title = {Gut flora after cephalexin.},
  author = {C N Brown and G E Mallett},
  year = {1970},
  doi = {10.1136/bmj.4.5727.116},
  url = {https://pubmed.ncbi.nlm.nih.gov/4990548/},
  note = {Source identifier: 4990548}
}