Acute pyelonephritis in a renal transplant patient secondary to infection by Delftia acidovorans: A case report Noa Díaz Novo; Daniel Adrados Ruiz; Beatriz Crespo Estrada; Ingrid Auyanet Saavedra; Ana Ramírez Puga; Rita Guerra Rodríguez; Ernesto Fernández-Tagarro; César García-Cantón;