Chang, Jen-Mei https://orcid.org/0000-0003-3447-3212
Zeng, Hui
Han, Ruxu
Chang, Ya-Mei
Shah, Ruchit
Salafia, Carolyn M.
Newschaffer, Craig
Miller, Richard K.
Katzman, Philip
Moye, Jack
Fallin, Margaret
Walker, Cheryl K.
Croen, Lisa
Funding for this research was provided by:
National Institutes of Health (NCS-BIO-2-18)
Article History
Received: 22 April 2017
Accepted: 21 November 2017
First Online: 6 December 2017
Ethics approval and consent to participate
: Written informed consent regarding the NCS data set was obtained from all participants, and all procedures involving human subjects were approved by the Institutional Review Board of the Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD). Written informed consent regarding the EARLI data set was obtained from all participants and/or their parent/guardian in accordance with the Drexel University Institutional Review Board approved protocol. This study concerns with secondary analysis on de-identified data; local ethics committees ruled that no formal ethics approval was required in this particular case.
: Not applicable.
: The authors declare that they have no competing interests.
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