Martin, J. A., & Osterman, M. J. K. (2018). Describing the increase in preterm births in the United States, 2014-2016. U.S. Department of Health & Human Services, Centers for Disease Control and Prevention, National Center for Health Statistics.
Chicago Style (17th ed.) CitationMartin, Joyce A., and Michelle J. K. Osterman. Describing the Increase in Preterm Births in the United States, 2014-2016. Hyattsville, MD: U.S. Department of Health & Human Services, Centers for Disease Control and Prevention, National Center for Health Statistics, 2018.
MLA (9th ed.) CitationMartin, Joyce A., and Michelle J. K. Osterman. Describing the Increase in Preterm Births in the United States, 2014-2016. U.S. Department of Health & Human Services, Centers for Disease Control and Prevention, National Center for Health Statistics, 2018.