TY - JOUR T1 - A systematic review of meta-analyses assessing the validity of tumour response endpoints as surrogates for progression-free or overall survival in cancer JO - British Journal of Cancer PY - -0001/11/30 AU - Cooper K AU - Tappenden P AU - Cantrell A AU - Ennis K ED - PB - Springer Nature [academic journals on nature.com] Y2 - 2025/05/18 ER -