preferred_name: Personal history of malignant neoplasm of nasal cavities, middle ear, and accessory sinuses
preferred_name_lc: personal history of malignant neoplasm of nasal cavities, middle ear, and accessory sinuses
label: Personal history of malignant neoplasm of nasal cavities, middle ear, and accessory sinuses
label_lc: personal history of malignant neoplasm of nasal cavities, middle ear, and accessory sinuses