Concomitant Cisplatin and 5-Fluorouracil with Veinal or with Oral High-Dose Leucovorin in Treatment of Patients with Advanced Nasopharygeal Carcinoma

• 两种不同给药途径的大剂量醛氢叶酸联合5-氟尿嘧啶、顺铂治疗晚期鼻咽癌