@misc{indiciaef45b4035c202,
  title = {Mucosal immunity.},
  author = {J Bourne and T Newby},
  year = {1981},
  doi = {10.1136/inpract.3.5.5},
  url = {https://pubmed.ncbi.nlm.nih.gov/7049960/},
  note = {Source identifier: 7049960}
}