Leung, Jessica http://orcid.org/0000-0002-5164-7555
Sejvar, James J.
Soares, Jesus
Lanzieri, Tatiana M.
Article History
Received: 26 June 2019
Accepted: 14 November 2019
First Online: 11 December 2019
Compliance with ethical standards
: This analysis only included deidentified data; it was therefore deemed by the Centers for Disease Control and Prevention (CDC) not to be human subject research and it did not require CDC’s Institutional Review Board approval.
: The authors declare that they have no conflict of interest.
: This project did not receive any specific grant from funding agencies in the public, commercial, or not-for-profit sectors.
: The findings and conclusions in this report are those of the authors and do not necessarily represent the official position of the Centers for Disease Control and Prevention, US Department of Health and Human Services.