Expression of concern to “Randomized Trial of First-Line Tyrosine Kinase Inhibitor With or Without Radiotherapy for Synchronous Oligometastatic EGFR-Mutated Non-Small Cell Lung Cancer” by Xiao-Shan Wang et al. JNCI. Journal of the National Cancer Institute, djac015, https://doi.org/10.1093/jnci/djac015
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