External iliac lymph node
http://purl.bmicc.cn/ontology/ICD11CN/XA8M66
http://id.who.int/icd/release/11/2019-04/mms/11312886
XA8M66
ICD11CN:XA8M66
http://purl.bmicc.cn/ontology/ICD11CN/XA50T5