CHINESE JOURNAL OF RADIOLOGICAL MEDICINE AND PROTECTION, Volume 22, Issue 1,2002, Pages 60-61, doi:10.3760/cma.j.issn.0254-5098.2002.01.032
CHINESE JOURNAL OF RADIOLOGICAL MEDICINE AND PROTECTION, Volume 22, Issue 1,2002, Pages 10-12, doi:10.3760/cma.j.issn.0254-5098.2002.01.004
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CHINESE JOURNAL OF RADIOLOGICAL MEDICINE AND PROTECTION, Volume 22, Issue 1,2002, Pages 49-50, doi:10.3760/cma.j.issn.0254-5098.2002.01.023