CHINESE JOURNAL OF RADIOLOGICAL MEDICINE AND PROTECTION, Volume 26, Issue 5,2006, Pages 520-524, doi:10.3760/cma.j.issn.0254-5098.2006.05.032
CHINESE JOURNAL OF RADIOLOGICAL MEDICINE AND PROTECTION, Volume 26, Issue 5,2006, Pages 438-441, doi:10.3760/cma.j.issn.0254-5098.2006.05.004
CHINESE JOURNAL OF RADIOLOGICAL MEDICINE AND PROTECTION, Volume 26, Issue 5,2006, Pages 536-539, doi:10.3760/cma.j.issn.0254-5098.2006.05.044
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CHINESE JOURNAL OF RADIOLOGICAL MEDICINE AND PROTECTION, Volume 26, Issue 5,2006, Pages 467-470, doi:10.3760/cma.j.issn.0254-5098.2006.05.012