Procalcitonin in pediatric emergency departments for the early diagnosis of invasive bacterial infections in febrile infants: results of a multicenter study and utility of a rapid qualitative test for this marker - Fernández Lopez, A; Luaces Cubells, C; García García, J J; Fernández Pou, J (Pediatr Infect Dis J, 2003)
; Spanish Society of Pediatric Emergencies.