Keywords: Clanton, mark (1).jpg Dr Mark Clanton former Deputy Director Cancer Care Delivery Systems National Cancer Institute NCI Topics/Categories Historical People National Cancer Institute People Type Color Photo Source National Cancer Institute Ernie Branson Photographer 3756 2004-06 Reuse Restrictions None - This image is in the public domain and can be freely reused Please credit the source and/or author listed above Ernie Branson Photographer PD-USGov-HHS-NIH Media from National Cancer Institute Visuals Online Images uploaded by Fæ |