Inter-hemispheric comparison of co-activation and covariation measures (obtained with hand in prone position) between pairs of muscles belonging to three different districts (hand, forearm, arm).

<p>Inter-hemispheric comparison of co-activation and covariation measures (obtained with hand in prone position) between pairs of muscles belonging to three different districts (hand, forearm, arm).</p

Percentage of overlapping between each of the 66 pairs of muscles.

<p>Percentage of overlapping between each of the 66 pairs of muscles.</p

Inter-position comparison of co-activation and covariation measures (obtained from the right hemisphere) between pairs of muscles belonging to three different districts (hand, forearm, arm).

<p>Inter-position comparison of co-activation and covariation measures (obtained from the right hemisphere) between pairs of muscles belonging to three different districts (hand, forearm, arm).</p

Experimental setting and electrode positioning for simultaneous MEP recordings from the examined muscles.

<p>Experimental setting and electrode positioning for simultaneous MEP recordings from the examined muscles.</p

TMS-MRI integration: number of co-activated muscles for each scalp position in a paradigmatic subject.

<p>TMS-MRI integration: number of co-activated muscles for each scalp position in a paradigmatic subject.</p