High prevalence of dengue, Zika, and chikungunya viruses in blood donors during a dengue outbreak and an endemic period in Colombia oleh Brian Alejandro Cáceres Munar, Adriana Urbina, Tatiana Ortíz, Ayda Rodríguez, Olga Lucía Fernández, Luisa Fernanda Ospina, Iris Flórez, Dora Uribe, Celia Alvarado, Eliana Patricia Calvo, Félix Giovanni Delgado, Jaime Eduardo Castellanos