CHINESE JOURNAL OF OBSTETRICS AND GYNECOLOGY, Volume 40, Issue 01,2005, Pages 3-4, Dol:
CHINESE JOURNAL OF OBSTETRICS AND GYNECOLOGY, Volume 40, Issue 01,2005, Pages 5-8, Dol:
CHINESE JOURNAL OF OBSTETRICS AND GYNECOLOGY, Volume 40, Issue 01,2005, Pages 9-12, Dol:
CHINESE JOURNAL OF OBSTETRICS AND GYNECOLOGY, Volume 40, Issue 01,2005, Pages 13-16, Dol:
CHINESE JOURNAL OF OBSTETRICS AND GYNECOLOGY, Volume 40, Issue 01,2005, Pages 17-20, Dol: