Technical note: Application of an optical hydrophone to ionoacoustic range detection in a tissue-mimicking agar phantom. - Sueyasu S; Kasamatsu K; Takayanagi T; Chen Y; Kuriyama Y; Ishi Y; Uesugi T; Rohringer W; Unlu MB; Kudo N; Yokokawa K; Takao S; et al. (Medical physics, 2024)