@misc{indiciae9a457114692c,
  title = {The mucosal collar revisited.},
  author = {M E Kolligian and C F Firlit},
  year = {2000},
  doi = {10.1016/s0090-4295(99)00405-7},
  url = {https://pubmed.ncbi.nlm.nih.gov/10654906/},
  note = {Source identifier: 10654906}
}