preferred_name: Recurrent Nasopharyngeal Keratinizing Squamous Cell Carcinoma
preferred_name_lc: recurrent nasopharyngeal keratinizing squamous cell carcinoma
label: Recurrent Nasopharyngeal Keratinizing Epidermoid Carcinoma
label_lc: recurrent nasopharyngeal keratinizing epidermoid carcinoma