KEYNOTE-412: Pembrolizumab (pembro) in combination with chemoradiation versus chemoradiation alone in locally advanced head and neck squamous cell carcinoma (LA-HNSCC).

TPS6090Background: Approximately half of patients (pts) with HNSCC are diagnosed with locally advanced disease and treated with surgery or concomitant chemoradiotherapy (CRT) with cisplatin. Unfort...