@misc{indiciae8667020a127f,
  title = {A simple design for an accurate uniformity phantom.},
  author = {C S Bowring and A N Tobin and C Chudley and W Vennart},
  year = {1987},
  doi = {10.1259/0007-1285-60-709-101},
  url = {https://pubmed.ncbi.nlm.nih.gov/3814994/},
  note = {Source identifier: 3814994}
}