William Freedman

Prolonged standing for children with paraplegia by means of hybrid orthosis: A case study

Ronald Triolo, Brian Andrews, Thierry Houdayer, 1992, 1992 14th Annual International Conference of the IEEE Engineering in Medicine and Biology Society.

Accuracy, reliability, and validity of a spatiotemporal gait analysis system.

Nira Herrmann, Howard Hillstrom, William Freedman, 2006, Medical engineering & physics.

A novel method of producing a repetitive dynamic signal to examine reliability and validity of gait analysis systems.

William Freedman, Howard Hillstrom, Susan P Barker, 2006, Gait & posture.