Algorithms|Cluster Analysis|Connective Tissue Cells|Gene Expression Profiling|Humans|Leukemia, Myeloid, Acute|Models, Genetic|Neoplasm Proteins|Oligonucleotide Array Sequence Analysis|Pattern Recognition, Automated|Precursor Cell Lymphoblastic Leukemia-Lymphoma|Reproducibility of Results|Sensitivity and Specificity|Sequence Alignment|Sequence Analysis