@misc{indiciae604c6a35f2e8,
  title = {Barium contrast agents.},
  author = {G Embring and O Mattsson},
  year = {1968},
  doi = {10.1177/028418516800700307},
  url = {https://pubmed.ncbi.nlm.nih.gov/5704733/},
  note = {Source identifier: 5704733}
}