The estimated cost of dementia in Japan, the most aged society in the world.

Sado M, Ninomiya A, Shikimoto R, Ikeda B, Baba T, Yoshimura K, Mimura M.
PLoS One. 2018 Nov 12;13(11):e0206508. doi: 10.1371/journal.pone.0206508. eCollection 2018.