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.
Islam MS, Mondal MNI, Tareque MI, Rahman MA, Hoque MN, Ahmed MM, Khan HTA.Islam MS, et al. Among authors: mondal mni.BMC Public Health. 2018 Apr 11;18(1):476. doi: 10.1186/s12889-018-5377-x.BMC Public Health. 2018.PMID: 29642879Free PMC article.