Article History
Accepted: 25 May 2023
First Online: 16 June 2023
Competing interests
: T.A.C. is a co-founder of and holds equity in Gritstone Oncology; holds equity in An2H; acknowledges grant funding from An2H, AstraZeneca, Bristol Myers Squibb, Eisai, Illumina and Pfizer; has served as an advisor for An2H, AstraZeneca, Bristol Myers Squibb, Eisai, Illumina and MedImmune; and holds ownership of intellectual property on using tumour mutational burden to predict immunotherapy response, which has been licensed to PGDx. K.Y. and A.H. declare no competing interests.