| Robert J Butler Interaction of arch type and footwear on running mechanicsRobert J Butler Department of Exercise and Sport Science, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, USA Am J Sports Med 34:1998-2005. 2006 Arch height index measurement system: establishment of reliability and normative valuesRobert J Butler Department of Exercise and Sport Science, University of North Carolina at Chapel Hill, Chapel Hill, NC, USA J Am Podiatr Med Assoc 98:102-6. 2008 Effect of footwear on high and low arched runners' mechanics during a prolonged runRobert J Butler Department of Physical Therapy, University of Evansville, 1800 Lincoln Avenue, Evansille, IN 47722, USA Gait Posture 26:219-25. 2007 The effect of a subject-specific amount of lateral wedge on knee mechanics in patients with medial knee osteoarthritisRobert J Butler Department of Physical Therapy, University of Evansville, 1800 Lincoln Avenue, Evansville, Indiana 47722, USA J Orthop Res 25:1121-7. 2007 Dual-function foot orthosis: effect on shock and control of rearfoot motionRobert J Butler Department of Physical Therapy, University of Delaware, Newark, DE 19716 2591, USA Foot Ankle Int 24:410-4. 2003
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