@misc{indiciae5de86ecb4a8b,
  title = {The evolution of diagnostic ERCP.},
  author = {B M Schuman},
  doi = {10.1016/s0016-5107(90)70976-5},
  url = {https://pubmed.ncbi.nlm.nih.gov/2185978/},
  note = {Source identifier: 2185978}
}