RT Journal Article SR Electronic T1 Author Response JF Demo Journal of Physical Therapy FD HighWire Press SP 62 OP 64 DO 10.demo/ptj.20090359.ar VO 91 IS 1 A1 Field-Fote, Edelle C. A1 Roach, Kathryn E. YR 2011 UL http://demo.highwire.org/content/91/1/62.abstract AB