Error in Author Affiliation

In the Original Investigation published December 17, 2020, “Development and Validation of a Machine Learning Model to Explore Tyrosine Kinase Inhibitor Response in Patients With Stage IV EGFR Variant–Positive Non–Small Cell Lung Cancer,”¹ Dr Song’s affiliation was incorrect. He is affiliated with the School of Medical Informatics, China Medical University, Shenyang, Liaoning, China. This article has been corrected.¹