NEW EDITION! One of the most significant accomplishments of the XX century in the field of human reproduction has been the development of a new, natural method of family planning. The Ovulation Method is the most revolutionary and modern, scientific and medical researched worldwide method. 98-99% effective with no side effects. Used in over 100 countries. Already in 23 languages. It is also: · Easy to learn, harmless to your body and inexpensive...
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