@misc{indiciae2a643efe2301,
  title = {13C urea breath test.},
  author = {J E Thomas},
  year = {1998},
  doi = {10.1136/gut.43.2008.s7},
  url = {https://pubmed.ncbi.nlm.nih.gov/10083867/},
  note = {Source identifier: 10083867}
}