The Ovulation Method Author:John Billings The Ovulation Method of Family Planning — Enables all pregnancies to be planned. — Is based on sound scientific knowledge — Can assist many infertile couples to achieve pregnancy — Is natural and completely harmless — Does not require regularity of the cycles — Does not require pill taking of any kind — Has helped to make the rhythm method obsolete — Is... more » replacing the temperature method
Helps to establish physical and mental harmony in marriage
Is able to be used successfully by any woman whatsoever who wishes to do so« less