The contribution of chemical exchange to MRI frequency shifts in brain tissue.
Shmueli
Karin
K
Advanced MRI Section, Laboratory of Functional and Molecular Imaging, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, Maryland, USA. shmuelik@mail.nih.gov
Dodd
Stephen J
SJ
Li
Tie-Qiang
TQ
Duyn
Jeff H
JH