B J Sawatzky

Rotations of a helix as a model for correction of the scoliotic spine.

S. Tredwell, B. Sawatzky, S J Tredwell, 1999, Spine.

Effects of Three‐Dimensional Assessment on Surgical Correction and on Hook Strategies in Multi‐Hook Instrumentation for Adolescent Idiopathic Scoliosis

S J Tredwell, B J Sawatzky, A H Black, 1998, Spine.

Measuring energy expenditure using heart rate to assess the effects of wheelchair tyre pressure

I Denison, W. Miller, B. Sawatzky, 2005, Clinical rehabilitation.