Perceptions of physicians and nurses concerning advanced care planning for patients with heart failure in Japan - Tokunaga-Nakawatase, Yuri; Ochiai, Ryota; Sanjo, Makiko; Tsuchihashi-Makaya, Miyuki; Miyashita, Mitsunori; Ishikawa, Toshiyuki; Watabe, Setsuko (Annals of Palliative Medicine, 2020)