@misc{indiciae546accaadfbc,
  title = {Inflammatory cells extracted from chronically inflamed gingiva.},
  author = {P R Sinden and D M Walker},
  year = {1979},
  doi = {10.1111/j.1600-0765.1979.tb00246.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/161582/},
  note = {Source identifier: 161582}
}