Cell Adhesion|Cell Line, Tumor|Cell Movement|Chromosomes, Human, Pair 9|Computational Biology|ErbB Receptors|Gene Expression Profiling|Gene Expression Regulation, Neoplastic|Genetic Predisposition to Disease|Genome, Human|Head and Neck Neoplasms|Humans|Loss of Heterozygosity|MicroRNAs|Neoplasm Metastasis|Protein Interaction Mapping