preferred_name: Apical lymph node involvement &#x7C; Cancer specimen &#x7C; Pathology
preferred_name_lc: apical lymph node involvement &#x7c; cancer specimen &#x7c; pathology
label: Apical lymph node involvement &#x7C; Cancer specimen &#x7C; Pathology
label_lc: apical lymph node involvement &#x7c; cancer specimen &#x7c; pathology