(Q46366023)
Statements
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The epidemiology of placenta previa in the United States, 1979 through 1987. (English)
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S Iyasu
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A K Saftlas
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D L Rowley
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L M Koonin
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H W Lawson
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H K Atrash
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1 May 1993
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168
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5
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1424-1429
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