Wang, Dongxia
Baudys, Jakub
Hoyt, Kaitlin
Barr, John R.
Kalb, Suzanne R.
Article History
Received: 8 February 2019
Revised: 6 May 2019
Accepted: 16 May 2019
First Online: 6 June 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: The findings and conclusions of this report are those of the authors and do not necessarily represent the official position of the Centers for Disease Control and Prevention.