Funding for this research was provided by:
Eunice Kennedy Shriver National Institute of Child Health and Human Development (T32HD007434)
Eunice Kennedy Shriver National Institute of Child Health and Human Development (R01HD068290)
National Institutes of Health (TL1TR002344)
Article History
Received: 20 April 2020
Accepted: 12 October 2020
First Online: 20 October 2020
Ethics approval and consent to participate
: IRB consent was obtained for participation in the original trial. Secondary analysis was approved by the Washington University Human Research Protection Office.
: Not applicable.
: No authors have competing interests.