Carcinoma, Squamous Cell|Computer Simulation|False Positive Reactions|Gene Expression|Gene Expression Profiling|Humans|Lung Neoplasms|Lymphoma, B-Cell|Models, Genetic|Models, Statistical|Oligonucleotide Array Sequence Analysis|Reference Values|Reproducibility of Results|Sensitivity and Specificity|Sequence Alignment|Sequence Analysis, DNA|Statistics, Nonparametric