Martin, J. A., & Osterman, M. J. K. (2022). Exploring the decline in the Singleton preterm birth rate in the United States, 2019-2020. U.S. Department of Health and Human Services, Centers for Disease Control and Prevention, National Vital Statistics System.
Chicago Style (17th ed.) CitationMartin, Joyce A., and Michelle J. K. Osterman. Exploring the Decline in the Singleton Preterm Birth Rate in the United States, 2019-2020. Hyattsville, MD: U.S. Department of Health and Human Services, Centers for Disease Control and Prevention, National Vital Statistics System, 2022.
MLA (9th ed.) CitationMartin, Joyce A., and Michelle J. K. Osterman. Exploring the Decline in the Singleton Preterm Birth Rate in the United States, 2019-2020. U.S. Department of Health and Human Services, Centers for Disease Control and Prevention, National Vital Statistics System, 2022.