Association between aphasia severity and brain network alterations after stroke assessed using the electroencephalographic phase synchrony index oleh Teiji Kawano, Noriaki Hattori, Yutaka Uno, Megumi Hatakenaka, Hajime Yagura, Hiroaki Fujimoto, Michiko Nagasako, Hideki Mochizuki, Keiichi Kitajo, Ichiro Miyai