Correlation Between Early Time-to-Event Outcomes and Overall Survival in Patients With Locally Advanced Head and Neck Squamous Cell Carcinoma Receiving Definitive Chemoradiation Therapy: Systematic Review and Meta-Analysis. - Black CM; Keeping S; Mojebi A; Ramakrishnan K; Chirovsky D; Upadhyay N; Maciel D; Ayers D (Frontiers in oncology, 2022)