@misc{indiciae58dc4f42ae92,
  title = {A follow-up and case tracing exercise.},
  author = {L M Levy and H Zambellis and R Masanganise and T Simoyi},
  year = {1985},
  url = {https://pubmed.ncbi.nlm.nih.gov/4016905/},
  note = {Source identifier: 4016905}
}