Nutrition counseling combined with head and neck rehabilitation exercises can enhance outcomes among nasopharyngeal carcinoma patients in southern China: a prospective study in an epidemic area - Su, Dongfang; He, Yan; Chen, Liping; Li, Jianmei; Zhang, Lijuan; Chen, Linmin; Li, Wenqiong; Hu, Wen; Li, Cong; Fan, Yuying (Annals of Palliative Medicine, 2020)