Effects of physical, virtual reality-based, and brain exercise on physical, cognition, and preference in older persons: a randomized controlled trial.

"Competing interests The authors declare that they have no competing interests."

"Funding This study was supported by cooperation between Norway Government and Mahidol University under the project titled “Capacity Building for Institutions in Myanmar”. The scholarship played no role in the study protocol design, data collection, data analysis, data interpretation, manuscript preparation, or decision to submit the manuscript for publication."

"Ethics approval and consent to participateThe study was approved by the Ethical Review Committee of University of Medical Technology, Yangon (ERC-UMT, Y) and registered clinical trial (NCT03118414). All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. Informed consent was obtained from all individual participants included in the study prior to participation.: Consent for publicationNot applicable.: Competing interestsThe authors declare that they have no competing interests.: Publisher’s NoteSpringer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations."