@misc{indiciaee1ddcd135102,
  title = {Recent developments in vaccine delivery systems.},
  author = {D T O'Hagan},
  year = {2001},
  doi = {10.2174/1568005014606008},
  url = {https://pubmed.ncbi.nlm.nih.gov/12455401/},
  note = {Source identifier: 12455401}
}