Risk factors and clinical outcomes of functional decline during hospitalisation in very old patients with acute decompensated heart failure: an observational study.
Hidenori YakuTakao KatoTakeshi MorimotoYasutaka InuzukaYodo TamakiNeiko OzasaErika YamamotoYusuke YoshikawaTakeshi KitaiMasashi KatoTomoyuki IkedaYutaka FurukawaYoshihisa NakagawaYukihito SatoKoichiro KuwaharaTakeshi KimuraPublished in: BMJ open (2020)
NCT02334891, UMIN000015238.