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Article History

Received: 25 May 2024

Accepted: 20 May 2025

First Online: 25 September 2025

Declarations

:

: Ethical approval was obtained from the Research Ethics Committee (2022364NI), Graduate School of Medicine, University of Tokyo, Japan, and the Ethics Committee, Mongolian National University of Medical Sciences, Mongolia (2023/3–03). All caregivers anonymously participated in the online questionnaires after agreeing to the informed consent page provided at the beginning of the study. The consent page provided all caregivers with information regarding the purpose of the study, introduction, the time required, risks and benefits, data confidentiality, and the right to withdraw. Participation was voluntary and the confidentiality of the respondents was maintained. All methods were carried out according to the relevant guidelines and regulations.

: Not applicable.

: The authors declare no competing interests.