of Defense, in coordination with the Secretary of Health and Human Services and the Director of the Agency for Toxic Substances and Disease Registry, shall from time to time publish in the Federal Register and on the website of the Department of Health and Human Services updates to such most recently published report to reflect any subsequent determinations made under subsection (a)(2). (c) Agent Orange defined In this section, the term Agent Orange means an herbicide agent containing dioxin or 2,4-dichlorophenoxyacetic acid.