Clinical management of the acute complications of sickle cell anemia: 11 years of experience in a tertiary hospital Patricia Reparaz; Idoya Serrano; Rosa Adan-Pedroso; Itziar Astigarraga; Jimena de Pedro Olabarri; Aizpea Echebarria-Barona; Miguel Garcia-Ariza; Ricardo Lopez-Almaraz; Rafael A. del Orbe-Barreto; Miriam Vara-Pampliega; Paula Gonzalez-Urdiales;