Volume 25, Number 2—February 2019
Dispatch
Seroprevalence of Heartland Virus Antibodies in Blood Donors, Northwestern Missouri, USA
Figure
![Location of counties targeted for study of seroprevalence of Heartland virus in blood donors, northwestern Missouri, USA. Gray shading indicates 10 counties included in analysis; lighter gray shading indicates counties where first cases were identified. Black shading indicates 5 counties excluded from analysis because they had <5 blood donors.](/eid/images/18-1288-F1.jpg)
Figure. Location of counties targeted for study of seroprevalence of Heartland virus in blood donors, northwestern Missouri, USA. Gray shading indicates 10 counties included in analysis; lighter gray shading indicates counties where first cases were identified. Black shading indicates 5 counties excluded from analysis because they had <5 blood donors.
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