Association between high biomarker probability of Alzheimer's disease and improvement of cognition and gait after shunt surgery in patients with idiopathic normal pressure hydrocephalus. Issue 1 (December 2015) - Kazui, Hiroaki; Kanemoto, Hideki; Suzuki, Yukiko; Sato, Syunsuke; Suehiro, Takashi; Azuma, Shingo; Yoshiyama, Kenji; Tanaka, Toshihisa