JOURNAL OF PRACTICAL OBSTETRICS AND GYNECOLOGY, Volume 22, Issue 3,2006, Pages 179-180, doi:10.3969/j.issn.1003-6946.2006.03.021
JOURNAL OF PRACTICAL OBSTETRICS AND GYNECOLOGY, Volume 22, Issue 3,2006, Pages 158-160,插页3-2, doi:10.3969/j.issn.1003-6946.2006.03.013
JOURNAL OF PRACTICAL OBSTETRICS AND GYNECOLOGY, Volume 22, Issue 3,2006, Pages 184-185, doi:10.3969/j.issn.1003-6946.2006.03.024
JOURNAL OF PRACTICAL OBSTETRICS AND GYNECOLOGY, Volume 22, Issue 3,2006, Pages 139-140, doi:10.3969/j.issn.1003-6946.2006.03.006
JOURNAL OF PRACTICAL OBSTETRICS AND GYNECOLOGY, Volume 22, Issue 3,2006, Pages 148-150, doi:10.3969/j.issn.1003-6946.2006.03.010