1
Department and Clinic of Anesthesiology and Intensive Care, Wrocław Medical University, Poland
2
Department of Paediatric Anesthesiology and Intensive Therapy, University Hospital in Wrocław, Poland
3
Department of Paediatric Anaesthesiology and Intensive Therapy, Poznań University of Medical Sciences, Poland
4
Department of Paediatric Anesthesiology and Intensive Therapy, Medical University of Warsaw, Poland
5
Department of Anesthesiology and Intensive Therapy, Pomeranian Medical University in Szczecin, Poland
6
Department of Anesthesiology and Intensive Therapy, University Children’s Hospital of Kraków, Poland
7
Department of Paediatric Anesthesiology and Intensive Therapy, Ludwik Rydygier Provincial Polyclinic Hospital in Toruń, Poland
8
Department of Anaesthesiology and Intensive Care, Upper Silesian Child Health Centre, Faculty of Medical Sciences in Katowice, Medical University of Silesia, Katowice, Poland
9
Department of Anesthesiology and Intensive Care, Children’s Memorial Health Institute, Warsaw, Poland
10
Department of Anaesthesiology and Intensive Therapy, Faculty of Medicine, Medical University of Lublin, Poland
11
Department of Anaesthesiology and Intensive Therapy, University Childrens’ Hospital, Lublin, Poland
12
Department of Anaesthesiology and Intensive Therapy ”B”, Polish Mother’s Memorial Hospital, Łódź, Poland
13
Department of Anesthesiology and Intensive Therapy, Medical University of Łódź, Poland
14
Department of Anaesthesiology and Critical Care Medicine, Clinical Provincial Hospital No. 2 in Rzeszów, Poland
15
Department of Anesthesiology and Intensive Care for Children and Adolescents with Postoperative and Pain Treatment Unit, Medical University of Białystok, Poland