@misc{indiciae584c42d18423,
  title = {Phenytoin-theophylline interaction.},
  author = {J F Marquis and S G Carruthers and J D Spence and Y S Brownstone and J H Toogood},
  year = {1982},
  doi = {10.1056/nejm198211043071906},
  url = {https://pubmed.ncbi.nlm.nih.gov/7121545/},
  note = {Source identifier: 7121545}
}