Dose profiles assessed from arrays of TLD and film strips at central and between 6-8 surface locations. ... Parameter Phantoms used lyleasu rement techniques Alignment Regular geometrya 20 cm and 33 cm dia. ... (CT/T8800(1)aCT/ T8800(3)), the first two were performed on the same machine, while CT/T8800(2) was surveyed 20 months after CT/T8800(1). ... All systems were calibrated in Hounsfield Units except EMI Mk I and General Electric CT/T7800 which were in EMI Units.
|Title||:||The British Journal of Radiology|