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Yamshchikov AV, Oladele A, Leonard MK Jr, Blumberg HM, Ziegler TR, Tangpricha V.Yamshchikov AV, et al. Among authors: tangpricha v.South Med J. 2009 Jun;102(6):649-52. doi: 10.1097/SMJ.0b013e3181a5d37e.South Med J. 2009.PMID: 19434014Free PMC article.