preferred_name: Stage I Nasopharyngeal Keratinizing Squamous Cell Carcinoma AJCC v7
preferred_name_lc: stage i nasopharyngeal keratinizing squamous cell carcinoma ajcc v7
label: Stage I Nasopharyngeal Keratinizing Squamous Cell Carcinoma AJCC v7
label_lc: stage i nasopharyngeal keratinizing squamous cell carcinoma ajcc v7