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. 2022 Jul 7;92(3):464–475. doi: 10.1002/ana.26444

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© 2022 The Authors. Annals of Neurology published by Wiley Periodicals LLC on behalf of American Neurological Association.

This is an open access article under the terms of the http://creativecommons.org/licenses/by-nc/4.0/ License, which permits use, distribution and reproduction in any medium, provided the original work is properly cited and is not used for commercial purposes.

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Oscillatory activity analysis after left posterior parietal cortex transcranial magnetic stimulation (TMS). (A) TMS‐related spectral perturbation (TRSP) recorded over the left posterior parietal cortex (l‐PPC) in the Alzheimer disease (AD) group (upper plot, red bars) and in the healthy volunteer (HV) group (lower plot, green bars). (B) TRSP with scalp maps of gamma activity recorded over all the scalp after stimulation of the l‐PPC in the AD group (left maps) and in the HV group (right maps). Error bars indicate standard error. [Color figure can be viewed at www.annalsofneurology.org]