Bibliographical noteFunding Information:
This study is funded by the Stichting Fonds Oncologie Holland.
Conflict-of-interest disclosure: M.J.K. has received honoraria/ research funding from Kite Pharma, Millennium/Takeda, Mundi-pharma, Gilead Sciences, Bristol Myers Squibb, Roche, Celgene, Novartis Pharmaceuticals Corporation, and Amgen. P.J.L. has received honoraria/research funding from Takeda, Servier, Genmab, Roche, Genentech, Celgene, Incyte, and Regeneron. The remaining authors declare no competing financial interests.