Supplementary Figures 1-4, Tables 1-4, Methods from Coexpression of &lt;i&gt;Oct4&lt;/i&gt; and &lt;i&gt;Nanog&lt;/i&gt; Enhances Malignancy in Lung Adenocarcinoma by Inducing Cancer Stem Cell–Like Properties and Epithelial–Mesenchymal Transdifferentiation