Cohen EE, Baru J, Huo D, Haraf DJ, Crowley M, Witt ME, Blair EA, Weichselbaum RR, Rosen F, Vokes EE, Stenson K. Efficacy and safety of treating T4 oral cavity tumors with primary chemoradiotherapy. Head Neck. 2009 Aug; 31(8):1013-21.