Taking Charge of Your Fertility
Subtitle: The Definitive Guide to Natural Birth Control, Pregnancy Achievement, and Reproductive Health (Revised Edition)
Publisher: HarperCollins
Published: November 1, 2001
Language: eng
Number of pages: 496
ISBN-13: 9780060394066
First sentence: How often have you heard that a menstrual cycle should be 28 days and that ovulation usually occurs on Day 14?