Received: 8 June 2018
Accepted: 17 July 2018
First Online: 9 August 2018
Ethics approval and consent to participate
: Sample collection was undertaken via the Molecular mechanisms underlying chemotherapy resistance, therapeutic escape, efficacy and toxicity - improving knowledge of treatment resistance in patients with lung cancer (ChemoRes) trial .The ChemoRes trial was reviewed in the UK by the National Research Ethics Service Committee North West - Greater Manchester West, which granted ethics approval for the study on 26 February 2008 (REC reference 07/H1014/96).
: Not applicable.
: The authors declare that they have no competing interests.
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