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Newspaper
Ottawa Herald
Location
Ottawa, Kansas, United States of America
Date
Dec 14, 1989
Page
7
A study of 8,821 mothers finds aspirin use in the first trimester does not increase congenital heart defects vs other birth defects. Researchers identified 1,855 mothers in Boston Philadelphia southern Ontario and Iowa with babies having heart abnormalities and compared to 6,966 with other defects.
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