Qayoom, S., N. Akhtar, M. Kumar, P. Agarwal, M. K. Maurya, S. Raghuvanshi, A. Agarwal, and M. M. Goel. “Clinicopathological and Immunohistochemical Analysis of Sarcomatoid Carcinoma of Head and Neck Mucosal Region: A Retrospective Analysis”. International Journal of Research in Medical Sciences, vol. 7, no. 2, Jan. 2019, pp. 561-7, doi:10.18203/2320-6012.ijrms20190088.