Current Status and Challenges of BRCA1 and BRCA2 Genetic Testing for Hereditary Breast and Ovarian Cancer in Japan. - Onishi K; Horimoto Y; Kiribayashi K; Koyama Y; Orimoto K; Uenaka N; Kusama H; Kawate T; Yamada K; Kaise H; Inagaki N; Ishikawa T (Cancer diagnosis & prognosis, 2026)