口底 / Floor of mouth
http://purl.bmicc.cn/ontology/ICD11CN/XA8EY7
http://id.who.int/icd/release/11/2019-04/mms/136043167
XA8EY7
ICD11CN:XA8EY7
http://purl.bmicc.cn/ontology/ICD11CN/XA1WN1