Funding for this research was provided by:
Autism Science Foundation
Eunice Kennedy Shriver National Institute of Child Health and Human Development (5U54HD086984-03)
Eagles Charitable Trust
McMorris Family Foundation (N/A)
Allerton Foundation (N/A)
Received: 19 November 2018
Accepted: 17 March 2019
First Online: 27 March 2019
Ethics approval and consent to participate
: The Institutional Review Board of the Children’s Hospital of Philadelphia provided approval and oversight for this study. All participants provided consent (parental consent for participants under age 18) and assent when possible.
: Not applicable.
: The authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.