460 Efficacy of adding anti-PD1 immunotherapy to dabrafenib + trametinib (DT) at progression in BRAFv600e mutated anaplastic thyroid carcinoma (BRAFm-ATC)
460 Efficacy of adding anti-PD1 immunotherapy to dabrafenib + trametinib (DT) at progression in BRAFv600e mutated anaplastic thyroid carcinoma (BRAFm-ATC)