. . "The promise of human embryonic stem cell research hearing before a subcommittee of the Committee on Appropriations, United States Senate, One Hundred Eleventh Congress, second session, special hearing, September 16, 2010, Washington, DC"@en . . "The promise of human embryonic stem cell research : hearing before a subcommittee of the Committee on Appropriations, United States Senate, One Hundred Eleventh Congress, second session, special hearing, September 16, 2010, Washington, DC"@en . "The promise of human embryonic stem cell research : hearing before a subcommittee of the Committee on Appropriations, United States Senate, One Hundred Eleventh Congress, second session, special hearing, September 16, 2010, Washington, DC" . . . . . . . . . . . . . . . .