@misc{indiciae4ee7ed9db293,
  title = {Time for action on hepatitis B immunisation.},
  author = {M S Gatley},
  year = {1987},
  doi = {10.1136/bmj.294.6570.509},
  url = {https://pubmed.ncbi.nlm.nih.gov/2950945/},
  note = {Source identifier: 2950945}
}