. . "American biochemist" . "Florence Barbara Seibert (October 6, 1897 \u2013 August 23, 1991) was an American biochemist known for isolating a pure form of tuberculin used in the standard TB test. She is a member of the U.S. National Women's Hall of Fame."@en . . "1991Z"^^ . . . "Florence B. Seibert"@en . . . . . "1897-10-06Z"^^ . "1991-08-23Z"^^ . . "1897Z"^^ . "Seibert, Florence"@en . .