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. Author manuscript; available in PMC: 2016 Jun 1.
Published in final edited form as: Conf Proc IEEE Eng Med Biol Soc. 2009;2009:7006–7009. doi: 10.1109/IEMBS.2009.5333838

Fig. 3.

Fig. 3

Mean experimental frequency response (gain and phase) for young adult (YA) and older adult (OA) age groups. Note higher gain above 0.3 Hz, including a slight peak around 0.7 Hz, for the OA group.