2 Medical University Vienna, Department of Pediatrics and Adolescent Medicine, Division of Neonatology, Pediatric Intensive Care and Neuropediatrics, Austria. Electronic address: Eva.Schwindt@meduniwien.ac.at.
3 University Children's Hospital Zurich, Switzerland. Electronic address: Beate.Grass@kispi.uzh.ch.
4 German Resuscitation Council, Ulm, Germany; Paracelsus Medical University, Nuremberg Hospital, Children's Department, Neonatal and Pediatric Intensive Care Unit, Nuremberg, Germany. Electronic address: stefan.schaefer@klinikum-nuernberg.de.
5 German Resuscitation Council, Ulm, Germany; St. Nikolaus Children's Hospital, Viersen, Germany. Electronic address: kreth@akh-viersen.de.
6 Dr. von Hauner Children's Hospital, Pediatric Emergency and Critical Care Department, Ludwig Maximilian University, Munich, Germany. Electronic address: Florian.Hoffmann@med.uni-muenchen.de.