Funding for this research was provided by:
Armed Forces health Surveillance Branch and Global Emerging Infectious Diseases Surveillance and Response
Received: 16 January 2020
Accepted: 4 April 2020
First Online: 9 April 2020
Ethics approval and consent to participate
: This study protocol was not qualify as research in accordance with Walter Reed Army Institute of Research (WRAIR) Policy Letter#12-09, as the work described involves United State Army-mandated (Force Health protection) public health surveillance.
: Not applicable.
: The authors declare that there is no completing interests.