Media type: E-Article Title: A basal-cell-like compartment in head and neck squamous cell carcinomas represents the invasive front of the tumor and is expressing MMP-9 Contributor: Sterz, Carolina M.; Kulle, Carolin; Dakic, Branka; Makarova, Galina; Böttcher, Martina C.; Bette, Michael; Werner, Jochen A.; Mandic, Robert imprint: Elsevier BV, 2010 Published in: Oral Oncology Language: English DOI: 10.1016/j.oraloncology.2009.11.011 ISSN: 1368-8375 Origination: Footnote: