@misc{indiciae8b357507197c,
  title = {A contact-tracing procedure.},
  author = {J A BURGESS},
  year = {1963},
  doi = {10.1136/sti.39.2.113},
  url = {https://pubmed.ncbi.nlm.nih.gov/14016986/},
  note = {Source identifier: 14016986}
}