@misc{indiciae25dcd6c9bc59,
  title = {Ulcerative colitis and ulcerative gastritis.},
  author = {J W Manier and C N Reyes and T G Olsen},
  year = {1972},
  url = {https://pubmed.ncbi.nlm.nih.gov/4643677/},
  note = {Source identifier: 4643677}
}