Chinese Journal of Ultrasonography, Volume 23, Issue 4,2014, Pages 349-352, doi:10.3760/cma.j.issn.1004-4477.2014.04.019
Chinese Journal of Ultrasonography, Volume 23, Issue 4,2014, Pages 328, doi:10.3760/cma.j.issn.1004-4477.2014.04.014
Chinese Journal of Ultrasonography, Volume 23, Issue 4,2014, Pages 312-315, doi:10.3760/cma.j.issn.1004-4477.2014.04.009
Chinese Journal of Ultrasonography, Volume 23, Issue 4,2014, Pages 320-324, doi:10.3760/cma.j.issn.1004-4477.2014.04.011
Chinese Journal of Ultrasonography, Volume 23, Issue 4,2014, Pages 345-348, doi:10.3760/cma.j.issn.1004-4477.2014.04.018