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Keeling AN, Leong S, Logan PM, Lee MJ.Keeling AN, et al. Among authors: logan pm.Cardiovasc Intervent Radiol. 2008 Jan-Feb;31(1):135-41. doi: 10.1007/s00270-007-9197-0. Epub 2007 Oct 18.Cardiovasc Intervent Radiol. 2008.PMID: 17943347