C-sections a critical factor in preterm birth increase

Cesarean sections account for nearly all of the increase in U.S. singleton preterm births, according to an analysis of nine years of national birth data.

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<p><a href="http://www.physorg.com/news131173190.html">C-sections a critical factor in preterm birth increase</a></p> <p>Cesarean sections account for nearly all of the increase in U.S. singleton preterm births, according to an analysis of nine years of national birth data.</p>