ovulation method

contraceptive failure of the ovulation method. Am J Obstet

(*.) In the fourth study, published after Dixon's paper, World Health Organization (WHO) investigators analyzed conception risks from data gathered in a five-country clinical trial to assess efficacy of the ovulation method of periodic abstinence (see: World Health Organization, "A Prospective Multicenter Trial of the Ovulation Method of Natural Family Planning.

We are the only organisation in Scotland authorised to train teachers in the authentic Billings Ovulation Method and are recognised by the Scottish Government.

Victoria -- The month of April, 2007, was a time of both sadness and joy for the World Organization Ovulation Method Billings (WOOMB), based in Victoria, Australia.

The Billings Ovulation Method of natural family planning has centers in more than 100 countries.

The expert uses the Billings Ovulation Method, which relies on natural methods to help women become pregnant.

As a Billings Ovulation Method instructor, I am well aware of how deeply the contraceptive mentality has taken hold.

Your recent article on child sex selection mentioned that the Billings Ovulation Method was normally used by infertile couples.