Affiliation: | a Department of Cardiology, Kami-iida Dai-ichi General Hospital, 2-70 Kami-iida, Kita-machi, Kita-ku, Nagoya, 462-0802, Japan b Department of Cardiology, Chubu Rosai Hospital, Nagoya, Japan c Division of Nursing, Kami-iida Dai-ichi General Hospital, Nagoya, Japan d Division of Nursing, Chubu Rosai Hospital, Nagoya, Japan e Department of Cardiology, Nagoya University Graduate School of Medicine, Nagoya, Japan |