A 750-MHz Electronically Tunable Resonator Using Microstrip Line Couplers for Electron Paramagnetic Resonance Imaging of a Mouse Tumor-Bearing Leg. - Tatsuya Amida; Ririko Nakaoka; Denis A. Komarov; Kumiko Yamamoto; Osamu Inanami; Shingo Matsumoto; Hiroshi Hirata (IEEE Trans. Biomed. Eng., 2018)