Fertility computing device
Patent 2.642.225
Authors
George H. Lee
Pages
14
Fertility Control. Update and Trends
Authors
Thomas Rabe, Benno Runnebaum
Editors
Thomas Rabe
Pages
255
Fertility indicator
Patent 4.151.831
Authors
Robert W. Lester
Pages
13
Fertility period indicator
Patent 2.769.593
Authors
Louis L. Safranek, Kenneth A. Ohlinger
Pages
5
Fertility Regulation and the Public Health
Selected Papers of Christopher Tietze
Authors
Sarah L. Tietze , Richard Lincoln
Pages
351
First World Congress on Fertility and Sterility
New York City, May 25-31, 1953
Pages
11