Transplantation of highly purified peripheral-blood CD34(+) progenitor cells from related and unrelated donors in children with nonmalignant diseases. - Lang,P.; Klingebiel,T.; Bader,P.; Greil,J.; Schumm,M.; Schlegel,P.G.; Eyrich,M.; Mueller-Weihrich,S.; Niethammer,D.; Handgretinger,R. (Bone Marrow Transplantation, 2004)