Hyperechogenicity of the substantia nigra in healthy controls is related to MRI changes and to neuronal loss as determined by F-Dopa PET.
Stefanie BehnkeU. SchroederU. DillmannHans-Georg BuchholzMathias SchreckenbergerG. FussW. ReithDaniela BergChristoph M. KrickPublished in: NeuroImage (2009)