PT - JOURNAL ARTICLE AU - Earhart, Gammon M. AU - Williams, April J. TI - Treadmill Training for Individuals With Parkinson Disease AID - 10.demo/ptj.20110471 DP - 2012 Jul 01 TA - Demo Journal of Physical Therapy PG - 893--897 VI - 92 IP - 7 4099 - http://demo.highwire.org/content/92/7/893.short 4100 - http://demo.highwire.org/content/92/7/893.full