@misc{indiciae96c9efb18fb5,
  title = {Trimethoprim-resistant coliforms.},
  author = {P J Marks and D M Bruten and D C Speller},
  year = {1977},
  doi = {10.1016/s0140-6736(77)90294-x},
  url = {https://pubmed.ncbi.nlm.nih.gov/71593/},
  note = {Source identifier: 71593}
}