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. 2023 Oct 30;11(10):e007047. doi: 10.1136/jitc-2023-007047

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© Author(s) (or their employer(s)) 2023. Re-use permitted under CC BY-NC. No commercial re-use. See rights and permissions. Published by BMJ.

This is an open access article distributed in accordance with the Creative Commons Attribution Non Commercial (CC BY-NC 4.0) license, which permits others to distribute, remix, adapt, build upon this work non-commercially, and license their derivative works on different terms, provided the original work is properly cited, appropriate credit is given, any changes made indicated, and the use is non-commercial. See http://creativecommons.org/licenses/by-nc/4.0/.

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Study design for analysis of patient samples from the IMpower010 trial using the SP263 and 22C3 IHC assays to measure tumor cell PD-L1 levels. ^a Twenty samples were non-evaluable by both the 22C3 and SP263 assays. BEP, biomarker-evaluable population; IHC, immunohistochemistry; ITT, intention to treat; NSCLC, non-small cell lung cancer; PD-L1, programmed death-ligand 1.