CHINESE JOURNAL OF ULTRASONOGRAPHY, Volume 14, Issue 8,2005, Pages 576-579, doi:10.3760/j.issn:1004-4477.2005.08.004
CHINESE JOURNAL OF ULTRASONOGRAPHY, Volume 14, Issue 8,2005, Pages 640, doi:10.3760/j.issn:1004-4477.2005.08.040
CHINESE JOURNAL OF ULTRASONOGRAPHY, Volume 14, Issue 8,2005, Pages 614-617, doi:10.3760/j.issn:1004-4477.2005.08.015
CHINESE JOURNAL OF ULTRASONOGRAPHY, Volume 14, Issue 8,2005, Pages 604-606, doi:10.3760/j.issn:1004-4477.2005.08.012
CHINESE JOURNAL OF ULTRASONOGRAPHY, Volume 14, Issue 8,2005, Pages 565-568, doi:10.3760/j.issn:1004-4477.2005.08.001