Maqsood, Talha, et al. “QUAD SHOT - HYPOFRACTIONATED RADIOTHERAPY FOR PALLIATION IN ADVANCED SQUAMOUS CELL CARCINOMA OF HEAD AND NECK: Squamous Cell Carcinoma of Head And Neck”. Pakistan Armed Forces Medical Journal, vol. 67, no. 2, Apr. 2017, pp. 222-25, https://pafmj.org/PAFMJ/article/view/352.