1. What's new in contraceptives?;Darney;Contemporary Ob/Gyn,1982
2. Barrier contraception: a comprehensive overview;Tatum;Fertil Steril,1981
3. A review of the current status in male contraceptive studies;Gombe;East African Med J,1983
4. Birth control technologies: prospects by the year 2000;Harper,1983
5. Future prospects for human contraception;Mauvrais-Jarvis;Journess Annuelles de Diabetologie de l'Hotel-Dieu,1983