@misc{indiciaee93fe00bd113,
  title = {[Duodenojejunoscopy].},
  author = {L Demling and M Classen},
  year = {1970},
  doi = {10.1055/s-0028-1108660},
  url = {https://pubmed.ncbi.nlm.nih.gov/5431943/},
  note = {Source identifier: 5431943}
}