Retraction Note: EGFR and MET Receptor Tyrosine Kinase–altered Microrna Expression Induces Tumorigenesis and Gefitinib Resistance in Lung Cancers

Nat. Med. 18, 74–82 (2012); published online 11 December 2011; corrected after print 19 November 2013 In the version of this article initially published, the actin loading control of the western blot in Figure 1a was a rotated duplicate of the actin control in Figure 1h. The authors have not been able to provide the original control data, but they have repeated the experiment and have provided new blots (Fig.