Extensive genetic diversity of severe fever with thrombocytopenia . . . The map was created in ArcGIS 10 2 software (ESRI Inc , Redlands, CA, USA) and modified using Adobe illustrator, Version CC2018 (Adobe, San Jose, CA, USA) The source of the base layer shapefile was from the open access platform: National Platform for Common Geospatial Information Services (www tianditu gov cn) The black dots indicate the