Chinese Journal of Ultrasonography, Volume 22, Issue 7,2013, Pages 615-620, doi:10.3760/cma.j.issn.1004-4477.2013.07.020
Chinese Journal of Ultrasonography, Volume 22, Issue 7,2013, Pages 609, doi:10.3760/cma.j.issn.1004-4477.2013.07.018
Chinese Journal of Ultrasonography, Volume 22, Issue 7,2013, Pages 605, doi:10.3760/cma.j.issn.1004-4477.2013.07.016
Chinese Journal of Ultrasonography, Volume 22, Issue 7,2013, Pages 559-563, doi:10.3760/cma.j.issn.1004-4477.2013.07.002
Chinese Journal of Ultrasonography, Volume 22, Issue 7,2013, Pages 638-639, doi:10.3760/cma.j.issn.1004-4477.2013.07.030