RT Journal Article SR Electronic T1 Author Response JF Demo Journal of Physical Therapy FD HighWire Press SP 595 OP 596 DO 10.demo/ptj.2011.91.4.595 VO 91 IS 4 A1 Katalinic, Owen M. A1 Harvey, Lisa A. A1 Herbert, Robert D. YR 2011 UL http://demo.highwire.org/content/91/4/595.abstract AB