RT Journal Article SR Electronic T1 Author Response JF Physical Therapy JO Phys Ther FD American Physical Therapy Association SP 1004 OP 1005 DO 10.2522/ptj.2013.93.7.1004 VO 93 IS 7 A1 Resnik, Linda YR 2013 UL http://jcore-reference.highwire.org/content/93/7/1004.abstract AB