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Hann LE, Giess CS, Bach AM, Tao Y, Baum HJ, Barakat RR.Hann LE, et al. Among authors: giess cs.AJR Am J Roentgenol. 1997 Mar;168(3):657-61. doi: 10.2214/ajr.168.3.9057510.AJR Am J Roentgenol. 1997.PMID: 9057510
Bach AM, Hann LE, Shi W, Giess CS, Yoo HH, Sheinfeld J, Thaler HT.Bach AM, et al. Among authors: giess cs.AJR Am J Roentgenol. 2003 Feb;180(2):497-500. doi: 10.2214/ajr.180.2.1800497.AJR Am J Roentgenol. 2003.PMID: 12540459