Hatta, Takeshi, 		Hatta, Taketoshi, 		Hatta, Junko, 		Iwahara, Akihiko, AND 		Fujiwara, Kazumi.
" Handedness difference in cognitive performance decline from middle aged: Evidence from the Yakumo Study" <em>Medical Research Archives</em> [Online], Volume 8 Number 11 (1 December 2020)