@misc{indiciaea7cc72840198,
  title = {Measured attenuation correction methods.},
  author = {H Ostertag and W K Kübler and J Doll and W J Lorenz},
  year = {1989},
  doi = {10.1007/bf00631764},
  url = {https://pubmed.ncbi.nlm.nih.gov/2583200/},
  note = {Source identifier: 2583200}
}