@misc{indiciae4b83e7e6da3d,
  title = {Immunological memory in humans.},
  author = {Shane Crotty and Rafi Ahmed},
  year = {2004},
  doi = {10.1016/j.smim.2004.02.008},
  url = {https://pubmed.ncbi.nlm.nih.gov/15130504/},
  note = {Source identifier: 15130504}
}