Acknowledgements
We thank Arja Vilkko for superb research nurse support. Akseli Hemminki is K. Albin Johansson Research Professor of the Foundation for the Finnish Cancer Institute. AstraZeneca supported this trial in the form of grants, equipment and drugs. No conflict of interest exists regarding this trial. However, we would like to disclose that Greetta Joensuu and her siblings own AstraZeneca shares (total value < 3000 €).
Declaration of interest: The authors report no conflicts of interest. The authors alone are responsible for the content and writing of the paper.