Murata, S., Yoshida, T., Ooe, T., Miyakoshi, J., Higashiyama, R. I., Tateishi, A., Shinno, Y., Matsumoto, Y., Mizutani, T., Okuma, Y., Horinouchi, H., Yamamoto, N., Kakishima, H., Hirotaka, M., Kashima, J., Yatabe, Y., Goto, Y. (2026). Oncogenic EGFR amplification in EGFR-mutated NSCLC: EGFR subtype–dependent association with benefit from first-line osimertinib.. Journal of Clinical Oncology. https://doi.org/10.1200/jco.2026.44.16_suppl.e20534