| Http://: https://ncit.nci.nih.gov/ncitbrowser/ConceptReport.jsp?dictionary=NCI_Thesaurus&ns=ncit&code=C4188 |
| Http://: http://www.cancer.gov/dictionary/?CdrID=44330 |
| Http://: https://ncit.nci.nih.gov/ncitbrowser/ConceptReport.jsp?dictionary=NCI_Thesaurus&ns=ncit&code=C4188 |
| Http://: http://www.cancer.gov/dictionary/?CdrID=44330 |