Author Affiliations: College of Nursing (Ms Cho, Ms Lim, Ms Youkyung Kim, and Dr Heejung Kim), Brain Korea 21 FOUR Project (Ms Cho), Yonsei University; BRFrame Inc (Dr Lee); Mapo Senior Welfare Center (Mr Yuntae Kim and Ms Mijung Kim); Division of Geriatrics, Department of Internal Medicine, Yonsei University College of Medicine (Dr Chang Oh Kim); and Mo-Im Kim Nursing Research Institute, Yonsei University (Dr Heejung Kim), Seoul, Republic of Korea.
This work was supported by the Technology Development Program (S2796444) funded by the Ministry of SMEs and Startups of Korea (MSS, Korea), and Basic Science Research Program through the National Research Foundation of Korea funded by the Ministry of Education (no. 2020R1A6A1A03041989). Youngshin Cho received a scholarship from Brain Korea 21 FOUR Project funded by the National Research Foundation of Korea, Yonsei University of Nursing.
The authors have disclosed that they have no significant relationships with, or financial interest in, any commercial companies pertaining to this article.
Ethics statements: This study was approved by the Institutional Review Boards of an affiliated university with respect to scientific content (Y-2020-0026).
Corresponding author: Heejung Kim, PhD, RN, GNP, College of Nursing, Mo-Im Kim Nursing Research Institute, Yonsei University, 50-1 Yonsei-ro, Seodaemun-gu, Seoul 03722, Republic of Korea ([email protected]).