preferred_name: Encounter due to personal history of malignant neoplasm of trachea, bronchus or lung
preferred_name_lc: encounter due to personal history of malignant neoplasm of trachea, bronchus or lung
label: Personal history of malignant neoplasm of trachea, bronchus, and lung
label_lc: personal history of malignant neoplasm of trachea, bronchus, and lung