1. Time relationships between basal body temperature and ovulation or plasma progestins;Demouzon;J. Reprod. Med.,1984
2. Ovulation detection;Moghissi;Endocrinol. Metab. Clin. North Am.,1992
3. Prediction of ovulation with basal body temperature;McCarthy;J. Reprod. Med.,1986
4. Natural family planning II: basal body temperature and estimated time of ovulation;Hilgers;Obstet. Gynecol.,1980
5. The ovulation method;Billings,1987