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Authors
Dai, Ying
Liu, Jianghong https://orcid.org/0000-0002-8405-6153
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Article History
Received: 29 September 2022
Accepted: 27 January 2023
First Online: 3 March 2023
Declarations
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: This analysis of an anonymous public data set was determined exempt by the Institutional Review Board of the University of Pennsylvania. The National Survey of Children’s Health data collection was approved by the US National Center for Health Statistics Research Ethics Review Board and the Associates Institutional Review Board.
: No financial or non-financial benefits have been received or will be received from any party related directly or indirectly to the subject of this article. The authors have no conflict of interest to declare.
