van der Velden Walter, Lesterhuis Joost, Blokx Willeke, Schattenberg Anton
Department of Haematology, Radbound University, Nijmegen Medical Center, The Netherlands.
Eur J Haematol. 2009 Apr;82(4):326. doi: 10.1111/j.1600-0609.2008.01193.x. Epub 2008 Dec 5.