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A resource for reliable information about significant people, places, events, and things in Minnesota history.
For most of history, the human heart was off limits to medicine. The first closed heart surgery began in the 1940’s. In the 1950’s, a pair of physicians who worked in mobile surgical units of World War II discovered that open heart surgery could be an option.
Made possible by the Arts and Cultural Heritage Fund through the vote of Minnesotans on November 4, 2008. Administered by the Minnesota Historical Society.
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