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Shibata N, Maeda S.Shibata N, et al. Among authors: maeda s.Ind Health. 2008 Oct;46(5):477-83. doi: 10.2486/indhealth.46.477.Ind Health. 2008.PMID: 18840938Free article.
Shibata N, Hosoya N, Maeda S.Shibata N, et al. Among authors: maeda s.Ind Health. 2008 Dec;46(6):629-34. doi: 10.2486/indhealth.46.629.Ind Health. 2008.PMID: 19088416Free article.