@misc{indiciae36e419d73669,
  title = {Catheters for barium enemas.},
  author = {M L Janower},
  year = {1991},
  doi = {10.2214/ajr.157.1.2048521},
  url = {https://pubmed.ncbi.nlm.nih.gov/2048521/},
  note = {Source identifier: 2048521}
}