1 Department of Geriatrics, Department of Neurology, University Medical Center Goettingen, 37075 Goettingen, Germany.
2 Neuron-Glia Signaling and Circuits Unit, National Institute of Neurological Disorders and Stroke (NINDS), National Institutes of Health (NIH), Bethesda, MD 20892, USA.
3 Department of Psychiatry and Neuroscience, University of California, Riverside School of Medicine, California, CA 92501, USA.
This scientific commentary refers to ‘Elevated iron concentration in putamen and cortical speech motor network in developmental stuttering’, by Cler et al. (doi:10.1093/brain/awab283).