. . . . . . . . . . . . . "The 2011 annual report of the Social Security Board of Trustees : hearing before the Subcommittee on Social Security of the Committee on Ways and Means, U.S. House of Representatives, One Hundred Twelfth Congress, first session, June 3, 2011" . "The 2011 annual report of the Social Security Board of Trustees : hearing before the Subcommittee on Social Security of the Committee on Ways and Means, U.S. House of Representatives, One Hundred Twelfth Congress, first session, June 3, 2011"@en . . . . "The 2011 annual report of the Social Security Board of Trustees hearing before the Subcommittee on Social Security of the Committee on Ways and Means, U.S. House of Representatives, One Hundred Twelfth Congress, first session, June 3, 2011"@en . . . . . . .