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Copy number profiles of patients with different smoking histories. (A) Gene fragments are placed on chromosomes ranging from chromosome 1 to 22, in which gain is dark red while loss is dark blue. Differences in the gene fragment distribution of CNV events in patients with different smoking histories [(B): non-smoker, (C): former smoker, (D): current smoker]. (E) Differences in CNV gain and loss burden at focal and arm in patients with different smoking histories.
