胸腺 / Thymus
http://purl.bmicc.cn/ontology/ICD11CN/XA8373
http://id.who.int/icd/release/11/2019-04/mms/198809973
Thymus gland
XA8373
ICD11CN:XA8373
http://purl.bmicc.cn/ontology/ICD11CN/XA4NC8