Colistimethate sodium and acute kidney injury: Incidence, risk factors, outcome and prognosis of renal function Saúl Pampa-Saico; Vicente Pintado; Alfonso Muriel; Fernando Caravaca-Fontan; Estefanía Yerovi-León; Aurora Rojo-Sanchis; José M. del Rey; M. Teresa Tenorio; Fernando Liaño;