Prevalence of arboviruses in sickle cell disease patients from two major cities in northeast region of Brazil José Pereira Moura Neto; Cinthia Cristina Matheus Xerez Albuquerque; Setondji Cocou Modeste Alexandre Yahouedehou; Marcos Vinicius Lima Francisco; Nelson Abrahim Fraiji; Isadora Cristina de Siqueira; Marilda Souza Gonçalves;