Gynecology and obstetrics proceedings of the IX World Congress of Gynecology and Obstetrics, Tokyo, October 25-31, 1979 - World Congress of Gynecology and Obstetrics (9th : 1979 : Tokyo); Sakamoto, Shoichi, 1924-; Tojo, Shimpei; Nakayama, Tetsuya, 1923- (Amsterdam : Excerpta Medica, 1980)
Keywords: Gynaecology -- Congresses; Obstetrics -- Congresses; Gynecology -- Congresses