A Multimodal Sensing Device for Simultaneous Measurement of Dissolved Oxygen and Hydrogen Ions by Monolithic Integration of FET-Based Sensors. - Toshihiko Noda; Sylvia Mei Lin Loo; Yoshiko Noda; Daisuke Akai; Takeshi Hizawa; Yong-Joon Choi; Kazuhiro Takahashi; Kazuaki Sawada (Sensors, 2022)