Contraception: past, present and future factsheet November 2010

in 1934, was promoted by the Roman Catholic faith, which continues to denounce all artificial birth control methods. 1930s and 1940sImproved understanding of ovulation and temperature changes led to development and use of the temperature method. 1964 Following research into cyclical changes in cervical mucus, the Billings method (also known as ovulation or cervical mucus method) was … ................
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