Passive Elbow Movement Assistant (PEMA): A portable exoskeleton to compensate angle-dependent tone profile of the elbow joint post-stroke. - Thanh Quoc Phan; Hien Nguyen 005; Billy C. Vermillion; Sang Wook Lee (ICORR, 2019)

Subject-specific, Impairment-based Robotic Training of Functional Upper Limb Movements. - Hien Nguyen 005; Billy C. Vermillion; Thanh Quoc Phan; Sang Wook Lee (EMBC, 2020)

Development of Self-Adaptable Mechanism to Compensate Angle-Dependent Flexor Tone of the Elbow Joint Post-stroke: A Pilot Study. - Thanh Quoc Phan; Hien Nguyen 005; Alexander Mulyk; Billy C. Vermillion; Sang Wook Lee (EMBC, 2020)