@misc{indiciae6327d43790bb,
  title = {Anal canal versus rectal wall sampling.},
  author = {R S Morton},
  year = {1978},
  doi = {10.1136/sti.54.3.206},
  url = {https://pubmed.ncbi.nlm.nih.gov/656896/},
  note = {Source identifier: 656896}
}