Funding for this research was provided by:
National Institute of Nursing Research (R01NR014-052-05)
National Center for Advancing Translational Sciences (CTSI-CN UL1RR031988)
Text and Data Mining valid from 2018-09-15
Accepted: 11 September 2018
First Online: 15 September 2018
Compliance with ethical standards
: The authors declare there are no conflicts of interest to report.
: 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. This research was approved by the IRB at Children’s National (coordinating center) and at all participating study sites. The Children’s National Medical Center IRB’s Federal Wide Assurance (FWA) number is FWA00004487. The institutional organization number is IORG0000245.
: Informed consent was obtained from all individual participants included in the study.