Language deterioration in four Japanese–Portuguese bilingual patients with Alzheimer's disease: a trans‐cultural study of Japanese elderly immigrants in Brazil 論文 Kenichi Meguro・Mirna Lh. Senaha・Paulo Caramelli・Junichi Ishizaki・Rosa YS CHUBACCI・Mitsue Meguro・Hideo Ambo・Ricardo Nitríni・Atsushi Yamadori ·2003-06-01 ·『Psychogeriatrics』 3(2) pp. 63-68 doi:10.1046/j.1479-8301.2003.00011.x