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100   $a20220209d2022      ua             0
101 0 $aeng
135   $aur|||||||||||
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 10$aExploring the decline in the Singleton preterm birth rate in the United States, 2019-2020 /$fJoyce A. Martin and Michelle J.K. Osterman
210  1$aHyattsville, MD :$cU.S. Department of Health and Human Services, Centers for Disease Control and Prevention, National Vital Statistics System,$d2022.
215   $a1 online resource (approximately 8 pages) $ccolor illustrations, color map
225 1 $aNCHS data brief,$x1941-4935 ;$vno. 403
300   $a"January 2022."
300   $a"CS328705"--Page 8.
320   $aIncludes bibliographical references (page 7).
700   $aMartin$b Joyce A$c(Epidemiologist),$01387015
702   $aOsterman$b Michelle J. K.
712 02$aNational Center for Health Statistics (U.S.),
801  0$bGPO
801  1$bGPO
801  2$bGPO
906   $aBOOK
912   $a9910717131003321
996   $aExploring the decline in the Singleton preterm birth rate in the United States, 2019-2020$93495066
997   $aUNINA