@misc{indiciae29d0b5bb0cca,
  title = {[Hepatitis B vaccine].},
  author = {R Armas Merino and J R Soto and M I Jirón and V L Vargas},
  year = {1981},
  url = {https://pubmed.ncbi.nlm.nih.gov/7342266/},
  note = {Source identifier: 7342266}
}