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. Author manuscript; available in PMC: 2011 Jun 24.
Published in final edited form as: Exp Brain Res. 2008 Nov 4;193(2):239–254. doi: 10.1007/s00221-008-1616-1

Fig. 5.

Fig. 5

Mean percent of movement cycle during which (a) muscle and (b) interaction moments assisted NM at the shoulder and elbow joints. Interval is expressed as a percentage of the cycle period. Error bars are SEM