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. Author manuscript; available in PMC: 2017 Dec 9.
Published in final edited form as: IEEE Trans Biomed Eng. 2016 Jun 9;64(4):807–815. doi: 10.1109/TBME.2016.2579310

Fig. 8.

Fig. 8

PGD as a function of frequency for the band-pass filtered data (bandwidth 0.04 Hz) from Subject 1. The star indicates the maximum PGD, which is at 0.05 Hz