@misc{indiciaecc800a4f2717,
  title = {Methods for measuring the modulation transfer function of gamma camera systems.},
  author = {T Väyrynen and U Pitkänen and K Kiviniitty},
  year = {1980},
  doi = {10.1007/bf00261201},
  url = {https://pubmed.ncbi.nlm.nih.gov/7379801/},
  note = {Source identifier: 7379801}
}