van den Tweel Xandra, Heijboer Harriët, Fijnvandraat Karin, Peters Marjolein
Department of Paediatric Haematology, Emma Children's Hospital, Academic Medical Centre, Room G8-205, P.O. Box 22660, 1100 DD, Amsterdam, The Netherlands.
Eur J Pediatr. 2006 Aug;165(8):581-2. doi: 10.1007/s00431-006-0102-7. Epub 2006 Apr 29.