Volume 25, Number 6—June 2019
Perspective
Using Big Data to Monitor the Introduction and Spread of Chikungunya, Europe, 2017
Figure 4

Figure 4. MP estimates from the Lazio region, Italy, to areas in Europe with stable populations of Aedes albopictus mosquitoes, July–September 2017. Heavy outlines indicate the chikungunya outbreak areas. MP, mobility proximity.