Cerebrospinal Fluid Changes in the Excitatory Amino Acids Concentration Caused by the Standard Treatment of Acute Lymphoblastic Leukaemia in Children do not Correlate with their Later Cognitive Functioning - Protas, P. T.; Muszynska-Roslan, K.; Holownia, A.; Grabowska, A.; Krawczuk-Rybak, M.; Braszko, J. J. (Neuropediatrics, 2009)