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Cho-Ngwa F, Amambua AN, Ambele MA, Titanji VP.Cho-Ngwa F, et al. Among authors: titanji vp.J Infect Public Health. 2009;2(4):198-203. doi: 10.1016/j.jiph.2009.09.006. Epub 2009 Nov 7.J Infect Public Health. 2009.PMID: 20701883Free article.