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Article History

Received: 22 May 2023

Accepted: 22 November 2023

First Online: 27 February 2024

Declarations

:

: This study was performed in line with the principles of the Declaration of Helsinki. Approval for sample collection and data analysis was granted by the Ethics Committee of Vinmec Health Care System for the project “Establishment of biobank for mesenchymal stem cells” (No. 122/2019/QD-VMEC), approved on April 10, 2019. Clinical trials were approved by the Vietnamese Ministry of Health for the projects: “Outcomes of umbilical cord blood-derived mesenchymal stem cell infusion in the treatment of neurological sequelae after ischemic stroke: A controlled clinical trial” (No. 3322/QD-BYT, approved on July 6, 2021) and “Safety and efficacy evaluation of allogeneic intravenous infusions of umbilical cord derived mesenchymal stem cell for the treatment of frailty in elderly: Phase I/II randomized clinical trial” (No. 4191/QD-BYT, approved on August 31, 2021). Written informed consent was obtained from all individual participants before being enrolled in the study.

: Not applicable.

: V.T.H., D.M.H., T.K.N., P.T.K. T, L.A.T.N., T.L.N., B.V.A., and L.N.T. are employed by the not-for-profit Vinmec Health Care System.