@misc{indiciae8f57a37321c9,
  title = {BCG--mass or selective vaccination?},
  author = {J M Watson},
  year = {1995},
  doi = {10.1016/0195-6701(95)90056-x},
  url = {https://pubmed.ncbi.nlm.nih.gov/7560991/},
  note = {Source identifier: 7560991}
}