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. Author manuscript; available in PMC: 2021 Dec 31.
Published in final edited form as: IEEE Trans Biomed Circuits Syst. 2020 Dec 31;14(6):1207–1217. doi: 10.1109/TBCAS.2020.3037452

Fig. 17.

Fig. 17.

(a) Amplitude variation, (b) normalized PSD, and (c) instantaneous phases of LFP-I, LFP-II, LFP-III, and LFP-IV (from left to right) when the subject received optical stimulation.