Hydroxycarbamide modulates components involved in the regulation of adenosine levels in blood cells from sickle-cell anemia patients - Silva-Pinto, Ana C; Dias-Carlos, Carolina; Saldanha-Araujo, Felipe; Ferreira, Flávia I. S; Palma, Patrícia V. B; Araujo, Amélia G; Queiroz, Regina Helena Costa; Elion, Jacques; Covas, Dimas Tadeu; Zago, Marco Antonio; Panepucci, Rodrigo A (Annals of Hematology, 2014)