Tran, Thanh Hung
Le, Tien Hoang
Tran, Thi Phuong Diep
Article History
Received: 15 February 2019
Accepted: 13 April 2020
First Online: 9 June 2020
Compliance with Ethical Standards
:
: All authors declare that they have no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national 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.