This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
GammaCameraTransmissionScanOfChest. PA transmission scan of my chest acquired using an uncollimated gamma camera and an MBq point source of mTc at focal distance of two metres on Jan during the installation of GE gamma camera at the Meath Hospital Dublin Generated by Kieran Maher by scanning an original transparency film marz