Affiliation: | 1. Faculty of Medicine, Medical School, University of Oslo, Oslo, Norway;2. Department of Neonatal Intensive Care, Oslo University Hospital Ullevål, Oslo, Norway Institute of Clinical Medicine, Faculty of Medicine, University of Oslo, Oslo, Norway;3. Institute of Informatic, University of Oslo, Oslo, Norway;4. Department of Neonatal Intensive Care, Oslo University Hospital Ullevål, Oslo, Norway Institute of Clinical Medicine, Faculty of Medicine, University of Oslo, Oslo, Norway Correspondence Drude Fugelseth, Department of Neonatal Intensive Care, Oslo University Hospital Ullevål, Kirkeveien 166, 0450 Oslo, Norway. Tel: +47 5. 22118765 | Fax: +47 6. 22118663 | Email: d.m.fugelseth@medisin.uio.no |