DescriptionThe Whole Body Counter, making it possible to detect, identify and measure very small amounts of radioactivity in human beings, at the laboratory of the International Atomic Energy Agency (IAEA), Vienna, Austria. The picture shows the bed scanning arrangement of the whole body counter. Inside of the shielded room, a subject lying supine on the bed and the detector suspended above the bed. The detector moves along the subject at a fixed distance from the bed. IAEA/No. 1610. Please credit IAEA