@misc{indiciae8a15b16cc17f,
  title = {PET/SPECT: functional imaging beyond flow.},
  author = {A A Lammertsma},
  year = {2001},
  doi = {10.1016/s0042-6989(00)00262-5},
  url = {https://pubmed.ncbi.nlm.nih.gov/11322972/},
  note = {Source identifier: 11322972}
}