preferred_name: Stage IIIB Esophageal Squamous Cell Carcinoma AJCC v7
preferred_name_lc: stage iiib esophageal squamous cell carcinoma ajcc v7
label: Stage IIIB Esophageal Squamous Cell Carcinoma AJCC v7
label_lc: stage iiib esophageal squamous cell carcinoma ajcc v7