A benign neoplasm that is classified by the organ system from which it is arising from. [ http://purl.obolibrary.org/obo/ECO_0007636 url:https://ncit.nci.nih.gov/ncitbrowser/ConceptReport.jsp?dictionary=NCI_Thesaurus&ns=ncit&code=C3677 ]
This is just here as a test because I lose it