Characteristics and interpretation of subgroup analyses based on tumour characteristics in randomised trials testing target-specific anticancer drugs: design of a systematic survey.
Stefan SchandelmaierAndreas M SchmittAmanda K HerbrandDominik GlinzHannah EwaldMatthias BrielGordon H GuyattLars G HemkensBenjamin KasendaPublished in: BMJ open (2020)
Formal ethical approval is not required for this study. We will disseminate the findings in a peer-reviewed and open-access journal publication.