CHINESE JOURNAL OF ULTRASONOGRAPHY, Volume 17, Issue 12,2008, Pages 1088-1090, doi:10.3321/j.issn:1004-4477.2008.12.021
CHINESE JOURNAL OF ULTRASONOGRAPHY, Volume 17, Issue 12,2008, Pages 1017-1020, doi:10.3321/j.issn:1004-4477.2008.12.002
CHINESE JOURNAL OF ULTRASONOGRAPHY, Volume 17, Issue 12,2008, Pages 1013-1016, doi:10.3321/j.issn:1004-4477.2008.12.001
CHINESE JOURNAL OF ULTRASONOGRAPHY, Volume 17, Issue 12,2008, Pages 1061-1065, doi:10.3321/j.issn:1004-4477.2008.12.014
CHINESE JOURNAL OF ULTRASONOGRAPHY, Volume 17, Issue 12,2008, Pages 1099, doi:10.3321/j.issn:1004-4477.2008.12.034