1. Division of Neonatology, Intensive Care and Neuropediatrics Department of Pediatrics and Adolescent Medicine Comprehensive Center for Pediatrics Medical University of Vienna ViennaAustria
2. Division of Neuroradiology and Musculoskeletal Radiology Department of Radiology Medical University of Vienna Vienna Austria
3. Department of Pediatrics I Neonatology University Children's Hospital Essen University Duisburg‐Essen Essen Germany
4. Department of Epidemiology Center of Public Health Medical University of Vienna Vienna Austria