1 Department of Physical Medicine and Rehabilitation, University of Pittsburgh, Pittsburgh, PA, USA; Department of Neurological Sciences, Larner College of Medicine at the University of Vermont, Burlington, VT, USA. Electronic address: [email protected].
2 University of Vermont Cancer Center, Burlington, VT, USA; Department of Medicine, University of Vermont, Burlington, VT, USA. Electronic address: [email protected].
3 Department of Physical Therapy, University of Vermont, Burlington, VT, USA.
4 Department of Neurological Sciences, Larner College of Medicine at the University of Vermont, Burlington, VT, USA. Electronic address: [email protected].
5 Department of Neurological Sciences, Larner College of Medicine at the University of Vermont, Burlington, VT, USA. Electronic address: [email protected].
6 Department of Neurological Sciences, Larner College of Medicine at the University of Vermont, Burlington, VT, USA.
7 Department of Physical Therapy, University of Vermont, Burlington, VT, USA. Electronic address: [email protected].
8 Department of Neurological Sciences, Larner College of Medicine at the University of Vermont, Burlington, VT, USA. Electronic address: [email protected].
9 University of Vermont Cancer Center, Burlington, VT, USA. Electronic address: [email protected].
10 Department of Obstetrics and Gynecology, University of Pittsburgh, Pittsburgh, PA, USA. Electronic address: [email protected].
11 Department of Bioengineering, Swanson School of Engineering, University of Pittsburgh, Pittsburgh, PA, USA. Electronic address: [email protected].
12 Department of Epidemiology, School of Public Health, University of Pittsburgh, Pittsburgh, PA, USA. Electronic address: [email protected].
13 Department of Physical Medicine and Rehabilitation, University of Michigan, Ann Arbor, MI, USA. Electronic address: [email protected].
14 Department of Neurological Sciences, Larner College of Medicine at the University of Vermont, Burlington, VT, USA. Electronic address: [email protected].