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