1. Division of Physical Therapy, Department of Public Health and Community Medicine, Tufts University School of Medicine, Phoenix, AZ, USA
2. Department of Public Health and Community Medicine, Tufts University - School of Medicine, Boston, MA, USA
3. School of Health Sciences and Human Performance, Ithaca College, Ithaca, NY, USA
4. Department of Physical Therapy and Athletic Training, Northern Arizona University, Phoenix, AZ, USA