About the Authors

Connie S. Chamberlain

Affiliation Department of Orthopedics and Rehabilitation, University of Wisconsin, Madison, Wisconsin, United States of America

Ellen M. Leiferman

Affiliation Department of Orthopedics and Rehabilitation, University of Wisconsin, Madison, Wisconsin, United States of America

Kayt E. Frisch

Affiliation Department of Biomedical Engineering, University of Wisconsin, Madison, Wisconsin, United States of America

Stacey L. Brickson

Affiliation Department of Orthopedics and Rehabilitation, University of Wisconsin, Madison, Wisconsin, United States of America

William L. Murphy

Affiliations Department of Orthopedics and Rehabilitation, University of Wisconsin, Madison, Wisconsin, United States of America, Department of Biomedical Engineering, University of Wisconsin, Madison, Wisconsin, United States of America

Geoffrey S. Baer

Affiliation Department of Orthopedics and Rehabilitation, University of Wisconsin, Madison, Wisconsin, United States of America

Ray Vanderby

vanderby@ortho.wisc.edu

Affiliations Department of Orthopedics and Rehabilitation, University of Wisconsin, Madison, Wisconsin, United States of America, Department of Biomedical Engineering, University of Wisconsin, Madison, Wisconsin, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: CSC EML SLB WLM GSB RV. Performed the experiments: CSC EML KEF. Analyzed the data: CSC KEF. Contributed reagents/materials/analysis tools: GSB RV. Wrote the paper: CSC.