Leon Speroff
Catherine Kim
Wilber Francis Manly
Robert K. Creasy
Unknown Author
R. Vokaer
A. Abdel-Gadir
Robert B. Jaffe
Jan Evangelista Jirásek
Miles J. Novy
Emil Novak
Robert A. Greene, MD
Fima Lifshitz
José Botella Llusiá
Bernard A. Eskin
Fritz Fuchs
F. Cassano
Ross Conference on Obstetric Research (4th 1982 Dallas, Tex.)
Ernst Nyström
Symposium on the Fetus and Birth Ciba Foundation 1976.