In 2008, the University Hospitals of Essen and Tübingen, which treat about 70% of the eye tumour patients in Germany with beta brachytherapy, as well as the only manufacturer worldwide of the eye applicators required for this therapy, BEBIG, asked PTB to carry out a verification of their respective beta basic dosimetry by means of a comparison. The comparison, which was started in 2009, is -...
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