Supplementary Data from High-Resolution Array-Based Comparative Genomic Hybridization of Bladder Cancers Identifies &lt;i&gt;Mouse Double Minute 4&lt;/i&gt; (&lt;i&gt;MDM4&lt;/i&gt;) as an Amplification Target Exclusive of &lt;i&gt;MDM2&lt;/i&gt; and &lt;i&gt;TP53&lt;/i&gt;