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