Atrial amyloidosis identified by biopsy in atrial fibrillation: prevalence and clinical presentation. - Shinzato K; Takahashi Y; Yamaguchi T; Otsubo T; Nakashima K; Yoshioka G; Yokoi K; Tsuruta K; Osako R; Shichida S; Nishimura Y; Edayoshi M; et al. (European heart journal, 2025)