title: [The 48th Congress of the Japan Society of Obstetrics and Gynecology, Yokohama City, Japan. April 6-9, 1996. Abstracts].
mesh_terms: D005260:Female; D005831:Genital Diseases, Female; D006176:Gynecology; D006801:Humans; D009774:Obstetrics; D011247:Pregnancy; D011248:Pregnancy Complications