Nguyen, Viet Tan
Lam, Khanh
Le, Van Doan
Article History
Received: 16 February 2021
Accepted: 27 June 2021
First Online: 5 July 2021
Declarations
:
: The authors declare that they have no conflict of interest.
: The design of this study was approved by the local Ethics Committee, and participants provided informed consent.