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Bradley JE, Bhattacharjee P, Ramesh BM, Girish M, Das AK.Bradley JE, et al. Among authors: bhattacharjee p.BMC Public Health. 2011 Jun 24;11:496. doi: 10.1186/1471-2458-11-496.BMC Public Health. 2011.PMID: 21702965Free PMC article.