title: The authors reply.
authors.affiliation: Division of Critical Care, Wolfson Children's Hospital, Jacksonville, FL; Department of Pediatric Emergency, Hospital General Pediátrico Niños de Acosta Ñu, Asunción, Paraguay.
authors.forename: Jose
authors.initials: J
authors.lastname: Irazuzta
authors.forename: Fatima
authors.initials: F
authors.lastname: Paredes
authors.forename: Viviana
authors.initials: V
authors.lastname: Pavlicich
authors.forename: Sara L
authors.initials: SL
authors.lastname: Dominguez