Sam Evans

Accuracy and repeatability of an optical motion analysis system for measuring small deformations of biological tissues.

S. Evans, C. Holt, Helen Liu, 2007, Journal of biomechanics.

Applications of Motion Analysis System Measuring Micro-Movements in Three-Dimensional Space

Yanzhi Zhao, Helen Liu, Cathy Holt, 2009, 2009 3rd International Conference on Bioinformatics and Biomedical Engineering.