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2. Laminaria-metreurynter method of mid-term abortion in Japan;Manabe;Obstet Gynecol,1972
3. Artificial abortion at mid-pregnancy by mechanical stimulation of the uterus;Manabe;Amer J Obstet Gynecol,1969
4. Manabe, Y., Sakaguchi, M. and Nakajima, A.: Initiation of uterine contractions by purely mechanical stretching of uterus at mid-pregnancy. International Journal of Biological Research in Pregnancy (In Press)
5. Uterine contractility and placental histology in abortion by laminaria and metreurynter;Manabe;Obstet Gynecol,1973