A New Computer-Based Cognitive Measure for Early Detection of Dementia Risk (Japan Cognitive Function Test): Validation Study - Hiroyuki Shimada; Takehiko Doi; Kota Tsutsumimoto; Keitaro Makino; Kenji Harada; Kouki Tomida; Masanori Morikawa; Hyuma Makizako (Journal of Medical Internet Research)