; and (2) are enrolled in the health care system of the Department of Veterans Affairs. (e) Reports Not later than September 30, 2018, the Secretary of Defense and the Secretary of Veterans Affairs shall submit to the Committee on Armed Services and the Committee on Veterans’ Affairs of the House of Representatives and the Committee on Armed Services and the Committee on Veterans’ Affairs of the Senate a report on the activities carried out under this section and the effectiveness of such activities. (f) Restriction on use of information Information disclosed or obtained pursuant to the provisions of this section may be used by officers, employees, and contractors of the Department of Defense and the Department of Veterans Affairs only for the purposes of, and to the extent necessary in, carrying out this section.