Hokuto Kobayashi

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Many neuropsychological studies demonstrate impairment of working memory in patients with major depressive disorder (MDD). However, there are not enough functional neuroimaging studies of MDD patients seeking for the underlying brain activity relevant to working memory function. The objective of this study is to evaluate prefrontal hemodynamic response(More)
  • H Kobayashi
  • 1990
UNLABELLED Electromyographic coactivation of the sternocleidomastoid muscle (SCM) during masticatory function was observed. To analyze the mechanism of the coactivation, we studied the reflex responses of the SCM induced by mechanical stimulations and tooth-tapping movements. Six healthy subjects with an average age of 26 years were asked to make various(More)
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