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Kaufman CL, Kaiser DR, Steinberger J, Dengel DR.Kaufman CL, et al. Among authors: dengel dr.Clin Auton Res. 2007 Jun;17(3):165-71. doi: 10.1007/s10286-007-0411-6. Epub 2007 Mar 27.Clin Auton Res. 2007.PMID: 17390101