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Karahalios A, Baglietto L, Lee KJ, English DR, Carlin JB, Simpson JA.Karahalios A, et al. Among authors: lee kj.Emerg Themes Epidemiol. 2013 Aug 19;10(1):6. doi: 10.1186/1742-7622-10-6.Emerg Themes Epidemiol. 2013.PMID: 23947681Free PMC article.
Nguyen CD, Carlin JB, Lee KJ.Nguyen CD, et al. Among authors: lee kj.BMC Med Res Methodol. 2013 Nov 20;13:144. doi: 10.1186/1471-2288-13-144.BMC Med Res Methodol. 2013.PMID: 24252653Free PMC article.