CHINESE JOURNAL OF RADIOLOGY, Volume 43, Issue 5,2009, Pages 522-526, doi:10.3760/cma.j.issn.1005-1201.2009.05.016
CHINESE JOURNAL OF RADIOLOGY, Volume 43, Issue 5,2009, Pages 544-550, doi:10.3760/cma.j.issn.1005-1201.2009.05.021
CHINESE JOURNAL OF RADIOLOGY, Volume 43, Issue 5,2009, Pages 551-552, doi:10.3760/cma.j.issn.1005-1201.2009.05.023
CHINESE JOURNAL OF RADIOLOGY, Volume 43, Issue 5,2009, Pages 531-534, doi:10.3760/cma.j.issn.1005-1201.2009.05.018