@misc{indiciae6e978dded075,
  title = {Monitoring plasma theophylline concentrations.},
  author = {R I Ogilvie},
  year = {1980},
  doi = {10.1097/00007691-198004000-00001},
  url = {https://pubmed.ncbi.nlm.nih.gov/6762706/},
  note = {Source identifier: 6762706}
}