Funding for this research was provided by:
Medical Research Council (MC_UP_1302/4)
Text and Data Mining valid from 2018-05-22
Received: 13 November 2017
Accepted: 1 May 2018
First Online: 22 May 2018
Ethics approval and consent to participate
: The original trial was conducted in accordance with the ethics principles of the Declaration of Helsinki and was approved by the appropriate institutional review boards at each participating investigational center. All patients provided written informed consent. Our study uses anonymised samples of this study so no specific ethics approval is required.
: The authors declare that they have no competing interests.
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