Hansen Thor Willy Ruud
Department of neonatology, Women's & Children's Clinic, Oslo University Hospital, Rikshospitalet and Faculty of Medicine, Institute of Clinical Medicine, University of Oslo, Oslo, Norway.
Acta Paediatr. 2010 Aug;99(8):1117-8. doi: 10.1111/j.1651-2227.2010.01898.x. Epub 2010 May 29.