Lee, Gabrielle T.
Xu, Sheng
Guo, Shufang
Gilic, Lina
Pu, Yunhuan
Xu, Jiacheng
Article History
First Online: 2 July 2019
Compliance with Ethical Standards
:
: All authors involved in this study do not have any interests that might be interpreted as influencing the research.
: 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 the parents of the child participants included in the study.