A Critical Evaluation of Effectiveness Studies in Natural Family Planning

Background and PurposePublished reports indicate that over 100 million women worldwide use the birth control pill (Oral Contraceptives, or OCPs).1,2 However, in a national study conducted by the Batte...

Background: The aim was to compare the efficacy and acceptability of two Internet-supported fertility-awareness-based methods of family planning. STUDY Design: Six hundred and sixty-seven women and th...