Affiliation: | 1.Paediatric Intensive Care Unit,Great Ormond Street Hospital for Children,London;2.Department of pediatric intensive care,Wilhelmina Children’s Hospital Utrecht and University Medical School,Utrecht;3.Department of Clinical Epidemiology and Biostatistics,Academic Medical Center,Amsterdam,NL;4.Dept of Pediatrics,Robert C. Byrd HSC of WVU,Charleston,WV;5.PICU Colaborative Study Group,Buenos Aires,Argentina;6.Baragwanath Intensive Care Unit,University of the Witwatersrand,South Africa;7.Institute of Medical Technology,Bagdad |