preferred_name: Malignant mast cell tumors, unspecified site, extranodal and solid organ sites
preferred_name_lc: malignant mast cell tumors, unspecified site, extranodal and solid organ sites
label: Malignant mast cell tumors, unspecified site, extranodal and solid organ sites
label_lc: malignant mast cell tumors, unspecified site, extranodal and solid organ sites