Results in children of acute lymphoid leukemia: protocol ICIG-ALL 9 consisting of chemotherapy for only 9 months followed by active immunotherapy: comparison with the results of more prolonged chemotherapy protocols. Recognition of two groups of acu

Results in children of acute lymphoid leukemia: protocol ICIG-ALL 9 consisting of chemotherapy for only 9 months followed by active immunotherapy: comparison with the results of more prolonged chemotherapy protocols. Recognition of two groups of acu