1. Neonatal Intensive Care Unit, Department Mother and Child; IRCCS Istituto Giannina Gaslini; Genoa Italy
2. Paediatrics, Department of Clinical Sciences Lund; Lund University, Skåne University Hospital; Lund Sweden
3. Cochrane Sweden, Department of Research and Education; Lund University, Skåne University Hospital; Lund Sweden
4. Clinic of Emergency Medicine and Prehospital Care; St. Olav’s Hospital-Trondheim University Hospital; Trondheim Norway
5. Department of Clinical Sciences Lund, Paediatrics; Lund University, Skåne University Hospital; Lund Sweden