CHINESE JOURNAL OF OBSTETRICS AND GYNECOLOGY, Volume 45, Issue 12,2010, Pages 953-953, doi:10.3760/cma.j.issn.0529-567x.2010.12.022
CHINESE JOURNAL OF OBSTETRICS AND GYNECOLOGY, Volume 45, Issue 12,2010, Pages 943-945, doi:10.3760/cma.j.issn.0529-567x.2010.12.018
CHINESE JOURNAL OF OBSTETRICS AND GYNECOLOGY, Volume 45, Issue 12,2010, Pages 881-884, doi:10.3760/cma.j.issn.0529-567x.2010.12.001
CHINESE JOURNAL OF OBSTETRICS AND GYNECOLOGY, Volume 45, Issue 12,2010, Pages 937-939, doi:10.3760/cma.j.issn.0529-567x.2010.12.016
CHINESE JOURNAL OF OBSTETRICS AND GYNECOLOGY, Volume 45, Issue 12,2010, Pages 927-928, doi:10.3760/cma.j.issn.0529-567x.2010.12.011