@misc{indiciae69b5e50ccb75,
  title = {A normalization technique for 3D PET data.},
  author = {M Defrise and D W Townsend and D Bailey and A Geissbuhler and C Michel and T Jones},
  year = {1991},
  doi = {10.1088/0031-9155/36/7/003},
  url = {https://pubmed.ncbi.nlm.nih.gov/1886928/},
  note = {Source identifier: 1886928}
}