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Liu PT, Roberts CC, Chivers FS, Kile TA, Claridge RJ, DeMartini JR, Kenrich RE, Freed LH.Liu PT, et al.AJR Am J Roentgenol. 2003 Dec;181(6):1565-72. doi: 10.2214/ajr.181.6.1811565.AJR Am J Roentgenol. 2003.PMID: 14627576
Roberts CC, Morrison WB, Liu PT.Roberts CC, et al. Among authors: liu pt.AJR Am J Roentgenol. 2008 Mar;190(3 Suppl):S18-22. doi: 10.2214/AJR.07.7023.AJR Am J Roentgenol. 2008.PMID: 18321844
Dorsey ML, Liu PT, Roberts CC, Kile TA.Dorsey ML, et al. Among authors: liu pt.AJR Am J Roentgenol. 2009 Feb;192(2):496-9. doi: 10.2214/AJR.08.1254.AJR Am J Roentgenol. 2009.PMID: 19155416
Liu PT, Kujak JL, Roberts CC, de Chadarevian JP.Liu PT, et al.AJR Am J Roentgenol. 2011 Jan;196(1):168-73. doi: 10.2214/AJR.10.4534.AJR Am J Roentgenol. 2011.PMID: 21178063
Roberts CC, Liu PT, Colby TV.Roberts CC, et al. Among authors: liu pt.AJR Am J Roentgenol. 2003 May;180(5):1419-22. doi: 10.2214/ajr.180.5.1801419.AJR Am J Roentgenol. 2003.PMID: 12704061
Roberts CC, Liu PT, Chew FS.Roberts CC, et al. Among authors: liu pt.AJR Am J Roentgenol. 2007 Mar;188(3 Suppl):S10-12. doi: 10.2214/AJR.06.1484.AJR Am J Roentgenol. 2007.PMID: 19645124
Roberts CC, Young PM, Bancroft LW, Liu PT, Peterson JJ.Roberts CC, et al. Among authors: liu pt.AJR Am J Roentgenol. 2009 Sep;193(3 Suppl):S42-5. doi: 10.2214/AJR.09.7171.AJR Am J Roentgenol. 2009.PMID: 19696243
Roberts CC, Liu PT, Wenger DE.Roberts CC, et al. Among authors: liu pt.AJR Am J Roentgenol. 2009 Dec;193(6 Suppl):S74-8. doi: 10.2214/AJR.09.7177.AJR Am J Roentgenol. 2009.PMID: 19933679Review.