@misc{indiciaede6aa35babfd,
  title = {[School vaccinations. How to program them].},
  author = {M Alastuey Ederra and D Abendaño Antoñanzas and J Gaztelu Sanz},
  year = {1989},
  url = {https://pubmed.ncbi.nlm.nih.gov/2617021/},
  note = {Source identifier: 2617021}
}