TY - RPRT TI - Circulating CD34+ cell counts as predictive parameter for the efficacy of peripheral stem cell apheresis in Ewing tumor patients. AU - B C Engel AU - H J Laws AU - U Dirksen AU - C M Kramm AU - U Göbel AU - S E Burdach DO - 10.1055/s-2008-1043948 UR - https://pubmed.ncbi.nlm.nih.gov/9293449/ ID - 9293449 ER -