Pain relief associated with decreased oxyhemoglobin level in left dorsolateral prefrontal cortex

Shun Miyashiro, Yurika Yamada, Masaru Nagaoka, Rei Shima, Toshizumi Muta, Haruyuki Ishikawa, Tetsuri Abe, Masashi Hori, Kotaro Oka, Fusako Koshikawa, Etsuro Ito