Qu, Yang
Pomerantz, Eva M.
Wang, Meifang
Cheung, Cecilia
Cimpian, Andrei
Funding for this research was provided by:
National Science Foundation (1023170)
Article History
Received: 22 January 2016
Accepted: 21 April 2016
First Online: 9 May 2016
Conflicts of Interest
: The authors report no conflict of interests.
: 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 assent was obtained from all individual youth in the study; informed consent was provided by their mothers.