Singh, V. P.; Singh, C. K.; Singh, A. K.; Sircar, S.; Singh, V. M.; Jha, A. K.; Kumar, A.; Ranjan, P. Epidemiological Study on the Association Between Tobacco Chewing and Cigarette Smoking in Head and Neck Cancer Patients, India. Int J Otorhinolaryngol Head Neck Surg 2024, 10, 74-78.