@misc{indiciae8742b13534ef,
  title = {Current immunization problems.},
  author = {W GAISFORD and G V FELDMAN and F T PERKINS},
  year = {1960},
  doi = {10.1016/s0022-3476(60)80183-7},
  url = {https://pubmed.ncbi.nlm.nih.gov/13825961/},
  note = {Source identifier: 13825961}
}