Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) PEREZ MA,Scaling of motor cortical excitability during unimanual force generation mechanisms underlying functional changes in the primary motor cortex ipsilateral to an active hand,Cortex,,,2009,45,,1065-1071,https://cir.nii.ac.jp/crid/1570291224354875520,