Pham, Hien Duy
Okata, Yuichi
Vu, Hoan Manh
Tran, Nam Xuan
Nguyen, Quang Thanh
Nguyen, Liem Thanh
Article History
Accepted: 25 June 2019
First Online: 3 July 2019
Compliance with ethical standards
:
: The 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. This study was also approved by The Vietnam National Children’s Hospital Institutional Review Board (IRB00009162).
: All data were collected anonymously, and patient consent was not required.