Cases of chikungunya virus infection in travellers returning to Spain from Haiti or Dominican Republic, April-June 2014 Requena-Méndez, A and García, C and Aldasoro, E and Vicente, J A and Martínez, M J and Pérez-Molina, J A and Calvo-Cano, A and Franco, L and Parrón, I and Molina, A and Ruiz, M and Álvarez, J and Sánchez-Seco, M P and Gascón, J, Eurosurveillance, 19, 20853 (2014), https://doi.org/10.2807/1560-7917.ES2014.19.28.20853