Reed Army Medical Center. Results of the meeting were decisions to solicit a formal proposal for a study of the atmospheric nuclear test participants from NRC and the unofficial assignment of DNA as the DOD executive agency for all matters pertaining to DOD personnel participation in the atmospheric nuclear test program. January 1978 DOE began its research on the nuclear test participants with specific emphasis on identifying military personnel. 24-26 January and 14 February 1978 DNA representatives testified at a hearing held by the Subcommittee on Health and Environment of the House Subcommittee on Interstate and Foreign Commerce. They summarized DNA efforts to develop data on DOD participants in atmospheric nuclear weapons testing. DOE also testified regarding DOD participants and exposures. 28 January 1978 Assistant Secretary of Defense, Manpower, Reserve Affairs, and Logistics, officially designated the Defense Nuclear Agency as executive agent to develop information on DOD personnel participation in the U.S. atmospheric nuclear weapons tests. 9 February 1978 DNA initiated its nationwide toll-free call-in program for veterans of the atmospheric nuclear tests to report their participation. 13 February 1978 DNA initiated the NTPR program by a memorandum to the Secretaries of the Military Departments that established basic relationships and procedures. 4 April 1978 DOE hosted a meeting attended by representatives of the DOD NTPR, National Archives, REECo, LANL, NAS/NRC, and each DNA contractor organization. The agenda focused on methods for identifying and obtaining records pertaining to atmospheric nuclear weapons testing. 7 April 1978 VA issued Circular 10-78-69 authorizing physical examinations for nuclear test participants. 9 May 1978 The White House directed the Department of Health, Education, and Welfare (HEW) to coordinate a task force investigation concerning the health effects of exposure to ionizing radiation. 8 June 1978 DNA established the data elements to be developed by the 23 June 1978 DNA accepted NAS protocol for study of the participants in the atmospheric nuclear tests. 13 July 1978 DNA representatives testified at a hearing held by the military services for each test participant. Subcommittee of the House Committee on Government 198