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Porter CA 4th, Woodrum DA, Callstrom MR, Schmit GD, Misra S, Charboneau JW, Atwell TD.Porter CA 4th, et al. Among authors: atwell td.AJR Am J Roentgenol. 2010 Mar;194(3):790-3. doi: 10.2214/AJR.09.2518.AJR Am J Roentgenol. 2010.PMID: 20173161