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. 2022 Apr 10;9(1):e001194. doi: 10.1136/bmjresp-2021-001194

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© Author(s) (or their employer(s)) 2022. Re-use permitted under CC BY-NC. No commercial re-use. See rights and permissions. Published by BMJ.

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Relative frequencies by pathology. Adeno, adenocarcinoma; NOS, not otherwise specified; NSCLC, non-small cell lung cancer; SCC, squamous cell carcinoma; SCLC, small cell lung cancer.