1. Department of Orthopaedics, University of Maryland School of Medicine, Baltimore, MD 21201, USA.
2. Center for Biomedical Engineering and Technology, University of Maryland School of Medicine, Baltimore, MD 21201, USA.
3. Department of Chemical & Biomolecular Engineering, Johns Hopkins University, Baltimore, MD 21218, USA.
4. Department of Orthopaedics, University of Maryland School of Nursing, Baltimore, MD 21201, USA.
5. Myologica, LLC, New Market, MD 21212, USA.
6. Department of Physiology, University of Maryland School of Medicine, Baltimore, MD 21201, USA.