Graduate School of Health Sciences, Hirosaki University, Hirosaki City, Japan;
Sakakibara Heart Institute of Okayama, Okayama, Japan;
Local Incorporated Administrative Agency, Rinku General Medical Center, Izumisano, Japan;
Toyonaka Municipal Hospital, Toyonaka, Japan;
Aomori Health Corporation, Seikyoh Sakura Hospital, Aomori, Japan;
Hokkaido Prefectural Esashi Hospital, Esashi, Japan;
Japan Community Health Care Organization, Chukyo Hospital, Nagoya, Japan;
Dementia; Cognitive; Impairment; Acute; Exacerbation; of; Chronic; Heart; Failure; Early; Days; of; Hospitalization; Nursing; Protocol;