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.
Bello B, Kielkowski D, Heederik D, Wilson K.Bello B, et al.BMC Public Health. 2010 Sep 21;10:565. doi: 10.1186/1471-2458-10-565.BMC Public Health. 2010.PMID: 20858279Free PMC article.
Kielkowski D, Nelson G, Bello B, Kgalamono S, Phillips JI.Kielkowski D, et al. Among authors: bello b.Occup Environ Med. 2011 Jul;68(7):547-9. doi: 10.1136/oem.2010.062182. Epub 2011 Mar 19.Occup Environ Med. 2011.PMID: 21422006
Bello B, Fadahun O, Kielkowski D, Nelson G.Bello B, et al.BMC Public Health. 2011 Apr 4;11:209. doi: 10.1186/1471-2458-11-209.BMC Public Health. 2011.PMID: 21463504Free PMC article.
Delany-Moretlwe S, Bello B, Kinross P, Oliff M, Chersich M, Kleinschmidt I, Rees H.Delany-Moretlwe S, et al. Among authors: bello b.Int J STD AIDS. 2014 May;25(6):428-38. doi: 10.1177/0956462413512803. Epub 2013 Dec 18.Int J STD AIDS. 2014.PMID: 24352131
Maphayi MR, Cassim N, Bello B, George JA.Maphayi MR, et al. Among authors: bello b.Pan Afr Med J. 2020 Feb 28;35:61. doi: 10.11604/pamj.2020.35.61.21331. eCollection 2020.Pan Afr Med J. 2020.PMID: 32537065Free PMC article.