1 Service of Pharmacy, Hospital Clínico Universitario Lozano Blesa, Zaragoza, Spain. Electronic address: bbonaga@salud.aragon.es.
2 Intensive Care Unit, Hospital Clínico Universitario Lozano Blesa, Zaragoza, Spain.
3 Service of Pharmacy, Hospital del Mar, Hospital Del Mar, Spain.
4 Service of Pharmacy, Hospital del Mar, Hospital Del Mar, Spain; Infectious Pathology and Antimicrobials Research Group (IPAR), Institut Hospital Del Mar d'Investigacions Mèdiques (IMIM), Barcelona, Spain; Department of Pharmacy, Universitat Autònoma de Barcelona, Barcelona, Spain.