U. Bode, S. Buchen, M. Warmuth-Metz, T. Pietsch, F. Bach, and G. Fleischhack, “Final report of a phase II trial of nimotuzumab in the treatment of refractory and relapsed high-grade gliomas in children and adolescents”, Hematol Meeting Rep, vol. 1, no. 6, Jun. 2009.