Changes of the sway power (SP) between eyes-open with MPMVA and induced-hyperopia at the frequencies ranges derived from each subsystem by Fourier transformation according to increase of hyperopic power. MoonByeong-Yeon ChoHyun Gug YuDong-Sik KimSang-Yeob 2019 <p>Changes of the sway power (SP) between eyes-open with MPMVA and induced-hyperopia at the frequencies ranges derived from each subsystem by Fourier transformation according to increase of hyperopic power.</p>