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100   $a20130809d2013      ua             0
101 0 $aeng
135   $aurcn|||||||||
181   $2rdacontent
182   $2rdamedia
183   $2rdacarrier
200 10$aChanges in cesarean delivery rates by gestational age $eUnited States, 1996-2011 /$fMichelle J.K. Osterman and Joyce A. Martin
210  1$aHyattsville, MD :$cU.S. Department of Health and Human Services, Centers for Disease Control and Prevention, National Center for Health Statistics,$d2013.
215   $a1 online resource (8 unnumbered pages) $ccolor illustrations
225 1 $aNCHS data brief,$x1941-4935 ;$vno. 124
225 1 $aDHHS publication ;$vno. 2013-1209
300   $aTitle from title screen (viewed on July 23, 2013).
300   $a"June 2013."
320   $aIncludes bibliographical references (pages 7-[8]).
517   $aChanges in cesarean delivery rates by gestational age 
606   $aCesarean section$zUnited States$vStatistics
608   $aStatistics.$2lcgft
615  0$aCesarean section
700   $aOsterman$b Michelle J. K.$01392602
702   $aMartin$b Joyce A.
712 02$aNational Center for Health Statistics (U.S.),
801  0$bCUS
801  1$bCUS
801  2$bOCLCA
801  2$bGPO
906   $aBOOK
912   $a9910704972303321
996   $aChanges in cesarean delivery rates by gestational age$93513079
997   $aUNINA