Chinese Journal of Obstetrics and Gynecology, Volume 48, Issue 4,2013, Pages 261-263, doi:10.3760/cma.j.issn.0529-567x.2013.04.013
Chinese Journal of Obstetrics and Gynecology, Volume 48, Issue 4,2013, Pages 243, doi:10.3760/cma.j.issn.0529-567x.2013.04.002
Chinese Journal of Obstetrics and Gynecology, Volume 48, Issue 4,2013, Pages 264-267, doi:10.3760/cma.j.issn.0529-567x.2013.04.014
Chinese Journal of Obstetrics and Gynecology, Volume 48, Issue 4,2013, Pages 248,267,283,290,303,309,前插1-前插7,
Chinese Journal of Obstetrics and Gynecology, Volume 48, Issue 4,2013, Pages 252-253, doi:10.3760/cma.j.issn.0529-567x.2013.04.007