Radiation dose and image quality in K-edge subtraction computed tomography of lung in vivo

Strengell, S.; Keyriläinen, J.; Suortti, P.; Bayat, S.; Sovijärvi, A.R.A.; Porra, L.

doi:10.1107/S160057751401697X

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Figure 6
Signal-to-noise ratio (SNR) as a function of air kerma (K_a) calculated from KES-CT images of rabbit lung with (a) 20% (rabbit A) and (b) 70% (rabbit B) of xenon in inhaled gas. The dashed line demonstrates the detection limit of SNR = 5 (Rose criterion).

JOURNAL OF
SYNCHROTRON
RADIATION

ISSN: 1600-5775

Volume 21| Part 6| October 2014| Pages 1305-1313

doi:10.1107/S160057751401697X

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