Funding for this research was provided by:
National Institute of Child Health and Human Development (Z1AHD008735)
Text and Data Mining valid from 2020-02-15
Received: 16 January 2020
Accepted: 23 January 2020
First Online: 15 February 2020
Compliance with ethical standards
: The authors declare that they have no conflict of interest.
: 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 from the patients and signed permission from one or both parents were obtained for all the individual participants included in the study.