. . . "American surgeon" . . . "1910Z"^^ . . "Dwight Emary Harken"@en . "Harken, Dwight"@en . . "1993Z"^^ . . . "Dwight Emary Harken (1910\u20131993) was an American surgeon. He was an innovator in heart surgery and introduced the concept of the intensive care unit."@en . .