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.
Glass N, Clough A, Case J, Hanson G, Barnes-Hoyt J, Waterbury A, Alhusen J, Ehrensaft M, Grace KT, Perrin N.Glass N, et al. Among authors: ehrensaft m.BMC Public Health. 2015 Sep 8;15:871. doi: 10.1186/s12889-015-2191-6.BMC Public Health. 2015.PMID: 26350482Free PMC article.Clinical Trial.
Ehrensaft MK, Knous-Westfall HM, Alonso TL.Ehrensaft MK, et al.J Prim Prev. 2016 Dec;37(6):527-542. doi: 10.1007/s10935-016-0448-1.J Prim Prev. 2016.PMID: 27624608Clinical Trial.