Article History
First Online: 6 December 2018
Competing interests
: M.W.L.T. has received honoraria from Arcus Biosciences, Boehringer Ingelheim, Bristol-Myers Squib and Merck Sharp and Dohme. The work of M.J.S. is funded by research agreements from Aduro Biotech, Bristol-Myers Squib and Tizona Therapeutics. J.S.O’D. declares no competing interests.