Neoadjuvant immunoradiotherapy results in high rate of complete pathological response and clinical to pathological downstaging in locally advanced head and neck squamous cell carcinoma ======================================================================================================================================================================================== * Rom Leidner * Marka Crittenden * Kristina Young * Hong Xiao * Yaping Wu * Marcus A Couey * Ashish A Patel * Allen C Cheng * Amber L Watters * Carlo Bifulco * George Morris * Lessli Rushforth * Shorin Nemeth * Walter J Urba * Michael Gough * R Bryan Bell