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.
Drain PK, Nelson CM, Lloyd JS.Drain PK, et al. Among authors: lloyd js.Bull World Health Organ. 2003;81(10):726-31. Epub 2003 Nov 25.Bull World Health Organ. 2003.PMID: 14758432Free PMC article.
Aylward B, Lloyd J, Zaffran M, McNair-Scott R, Evans P.Aylward B, et al.Bull World Health Organ. 1995;73(4):531-40.Bull World Health Organ. 1995.PMID: 7554027Free PMC article.
Ronveaux O, Rickert D, Hadler S, Groom H, Lloyd J, Bchir A, Birmingham M.Ronveaux O, et al.Bull World Health Organ. 2005 Jul;83(7):503-10.Bull World Health Organ. 2005.PMID: 16175824Free PMC article.
Simonsen L, Kane A, Lloyd J, Zaffran M, Kane M.Simonsen L, et al.Bull World Health Organ. 1999;77(10):789-800.Bull World Health Organ. 1999.PMID: 10593026Free PMC article.Review.
Kane A, Lloyd J, Zaffran M, Simonsen L, Kane M.Kane A, et al.Bull World Health Organ. 1999;77(10):801-7.Bull World Health Organ. 1999.PMID: 10593027Free PMC article.
Lee AH, Lloyd JS.Lee AH, et al. Among authors: lloyd js.Second Lang Res. 2025 Apr;41(2):367-396. doi: 10.1177/02676583241249348. Epub 2024 May 23.Second Lang Res. 2025.PMID: 40166383Free PMC article.
Seven I, Lloyd JS, Dupps WJ.Seven I, et al. Among authors: lloyd js.Int J Environ Res Public Health. 2019 Dec 31;17(1):287. doi: 10.3390/ijerph17010287.Int J Environ Res Public Health. 2019.PMID: 31906169Free PMC article.