CHINESE JOURNAL OF OBSTETRICS AND GYNECOLOGY, Volume 40, Issue 3,2005, Pages 195-196, doi:10.3760/j.issn:0529-567X.2005.03.016
CHINESE JOURNAL OF OBSTETRICS AND GYNECOLOGY, Volume 40, Issue 3,2005, Pages 199-200, doi:10.3760/j.issn:0529-567X.2005.03.018
CHINESE JOURNAL OF OBSTETRICS AND GYNECOLOGY, Volume 40, Issue 3,2005, Pages 171-174, doi:10.3760/j.issn:0529-567X.2005.03.008
CHINESE JOURNAL OF OBSTETRICS AND GYNECOLOGY, Volume 40, Issue 3,2005, Pages 214, doi:10.3760/j.issn:0529-567X.2005.03.024
CHINESE JOURNAL OF OBSTETRICS AND GYNECOLOGY, Volume 40, Issue 3,2005, Pages 193-194, doi:10.3760/j.issn:0529-567X.2005.03.015