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Quintana M, Lindell P, Saha SK, del Furia F, Lind B, Govind S, Brodin LA.Quintana M, et al.Cardiovasc Ultrasound. 2005 Feb 18;3:4. doi: 10.1186/1476-7120-3-4.Cardiovasc Ultrasound. 2005.PMID: 15717936Free PMC article.Clinical Trial.
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