Liu, Jiayong
Fan, Zhengfu
El Beaino, Marc http://orcid.org/0000-0003-4990-3334
Lewis, Valerae O.
Moon, Bryan S.
Satcher, Robert L.
Bird, Justin E.
Frink, Spencer J.
Lin, Patrick P. http://orcid.org/0000-0002-1460-4994
Article History
Received: 17 February 2020
Accepted: 1 February 2021
First Online: 15 February 2021
Ethics approval and consent to participate
: The study was approved by the Institutional Review Board. Informed consent was deemed not applicable since the study is purely retrospective in nature, and therefore, written informed consent for participation was not obtained for adults or children under 16 years of age.
: Not applicable.
: PPL has received publishing royalties from Springer-Nature unrelated to the current study.