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Journal of Ultrasound > 2009 > 12 > 4 > 144-147
International Journal of Radiation Oncology, Biology, Physics > 1998 > 40 > 5 > 1027-1032
Journal of Ultrasound > 2009 > 12 > 4 > 144-147
International Journal of Radiation Oncology, Biology, Physics > 1998 > 40 > 5 > 1027-1032