"DOID:8548"^^ . . "DOID:8733"^^ . "UMLS_CUI:C0157738"^^ . "ICD9CM:707"^^ . "Callous ulcer"@en . "SNOMEDCT_US_2021_09_01:156423009"^^ . "Indolent ulcer"@en . "DOID:8549"^^ . "chronic ulcer of skin"^^ . . . "disease_ontology"^^ . "ICD10CM:L98.4"^^ .