@misc{indiciae300fe1c5a794,
  title = {Altered collagen in colonic polyps.},
  author = {N Blumenkrantz and M Petri},
  year = {1985},
  doi = {10.1111/j.1699-0463.1985.tb03968.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/4090991/},
  note = {Source identifier: 4090991}
}