@misc{indiciae4d005559627a,
  title = {Barium capsules.},
  author = {K S Danielson and T B Hunter},
  year = {1985},
  doi = {10.2214/ajr.144.2.414},
  url = {https://pubmed.ncbi.nlm.nih.gov/3871291/},
  note = {Source identifier: 3871291}
}