An official website of the United States government
The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before
sharing sensitive information, make sure you’re on a federal
government site.
The site is secure.
The https:// ensures that you are connecting to the
official website and that any information you provide is encrypted
and transmitted securely.
Prince Nelson SL, Ramakrishnan V, Nietert PJ, Kamen DL, Ramos PS, Wolf BJ.Prince Nelson SL, et al. Among authors: ramakrishnan v.Commun Stat Theory Methods. 2017;46(21):10823-10834. doi: 10.1080/03610926.2016.1248783. Epub 2017 Aug 2.Commun Stat Theory Methods. 2017.PMID: 29962658Free PMC article.
Payne EH, Hardin JW, Egede LE, Ramakrishnan V, Selassie A, Gebregziabher M.Payne EH, et al. Among authors: ramakrishnan v.Stat Methods Med Res. 2017 Aug;26(4):1802-1823. doi: 10.1177/0962280215588569. Epub 2015 May 31.Stat Methods Med Res. 2017.PMID: 26031359