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Nwani CD, Lakra WS, Nagpure NS, Kumar R, Kushwaha B, Srivastava SK.Nwani CD, et al. Among authors: lakra ws.Int J Environ Res Public Health. 2010 Aug;7(8):3298-312. doi: 10.3390/ijerph7083298. Epub 2010 Aug 24.Int J Environ Res Public Health. 2010.PMID: 20948961Free PMC article.