Fig. 2From: Long-term outcome of definitive radiotherapy for cervical esophageal squamous cell carcinomaKaplan–Meier curves for LRC and OS rates in patients with resectable and unresectable statuses and in those with M0 and M1LYM. Abbreviations: M0 means the absence of non-regional lymph nodal metastasis; M1LYM means the existence of non-regional lymph nodal metastasisBack to article page