Adaptive third-order Volterra filter for detection and tracking of nonlinear oscillations in ultrasound echo data. - Juan Du 002; John R. Ballard; Jeunghwan Choi; John C. Bischof; Emad S. Ebbini (ICASSP, 2013)

Dynamic imaging of tumor perfusion using contrast enhanced ultrasound: In vivo results. - Juan Du 002; John R. Ballard; Jeunghwan Choi; John C. Bischof; Emad S. Ebbini (ISBI, 2014)