Funding for this research was provided by:
Horizon 2020 (696295, 733206, 529051014, 2017, 2016, 824989)
Galderma (35195, 2016)
ZonMw (529051014, 2017)
Text and Data Mining valid from 2020-02-19
Received: 30 October 2019
Accepted: 2 February 2020
First Online: 19 February 2020
Ethics approval and consent to participate
: The study has been approved by the Medical Ethical Committee of the Erasmus MC University Medical Centre in Rotterdam. Written informed consent was obtained from parents or legal guardians.
: Not applicable.
: Christophe Piketty is employed by Galderma Research & Development. Other authors have no potential competing interests to disclose.