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pro vyhledávání: '"P. D. Brannigan"'
Autor:
P. D. Brannigan, T. K. Bell
Publikováno v:
The British Journal of Radiology. 63:584-584
A recent survey on ultrasound tissue equivalent test objects carried out by the Institute of Physical Sciences in Medicine clearly shows these objects to have limited useful lifetimes with deterioration setting in within 1 year of purchase.