title: Corrigendum to "Is pre-emptive administration of ketamine a significant adjunction to intravenous morphine analgesia for controlling postoperative pain? A randomized, double-blind, placebo-controlled clinical trial" [Interact CardioVasc Thorac Surg 2015;21(3):284-290].
authors.affiliation: Thoracic Surgery Unit, Second University of Naples, Naples, Italy alfonso.fiorelli@unina2.it.
authors.forename: Alfonso
authors.initials: A
authors.lastname: Fiorelli
authors.affiliation: Thoracic Surgery Unit, Second University of Naples, Naples, Italy.
authors.forename: Antonio
authors.initials: A
authors.lastname: Mazzella
authors.affiliation: Anesthesiology and Intensive Care Unit, Second University of Naples, Naples, Italy.
authors.forename: Beatrice
authors.initials: B
authors.lastname: Passavanti
authors.affiliation: Anesthesiology and Intensive Care Unit, Second University of Naples, Naples, Italy.
authors.forename: Pasquale
authors.initials: P
authors.lastname: Sansone
authors.affiliation: Department of Medicine and Public Health, Second University of Naples, Naples, Italy.
authors.forename: Paolo
authors.initials: P
authors.lastname: Chiodini
authors.affiliation: Anesthesiology and Intensive Care Unit, Second University of Naples, Naples, Italy.
authors.forename: Mario
authors.initials: M
authors.lastname: Iannotti
authors.affiliation: Anesthesiology and Intensive Care Unit, Second University of Naples, Naples, Italy.
authors.forename: Caterina
authors.initials: C
authors.lastname: Aurilio
authors.affiliation: Thoracic Surgery Unit, Second University of Naples, Naples, Italy.
authors.forename: Mario
authors.initials: M
authors.lastname: Santini
authors.affiliation: Anesthesiology and Intensive Care Unit, Second University of Naples, Naples, Italy.
authors.forename: Maria
authors.initials: M
authors.lastname: Caterina Pace