Abstract
A gradual deterioration or decline to an inferior state, including a decrease in quantity. A type of such loss is that of a substance due to its being radioactive or as due to being affected by various attrition processes in a subject. It would be quantified by a decay constant.
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© 2012 Springer-Verlag Berlin Heidelberg
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Thie, J.A. (2012). D. In: Nuclear Medicine Imaging: An Encyclopedic Dictionary. Springer, Berlin, Heidelberg. https://doi.org/10.1007/978-3-642-25035-4_4
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DOI: https://doi.org/10.1007/978-3-642-25035-4_4
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