Department of Intensive Care Unit Bakirkoy Dr Sadi Konuk Training and Research Hospital Istanbul Turkey;
Faculty of Health Sciences Division of Nursing Department of Pediatric Nursing Marmara University Istanbul Turkey;
Department of Anaesthesia and Reanimation Bakirkoy Dr Sadi Konuk Training and Research Hospital Istanbul Turkey;
Department of Intensive Care Unit Bakirkoy Dr Sadi Konuk Training and Research Hospital Istanbul Turkey;
Code blue; Cardiopulmonary resuscitation; Heart arrest; Respiratory arrest; Paging system;