1. Voluntary sterilization: an international fact book;Ross,1985
2. Prevalence of contraceptive use: trends and issues;Maudlin;Stud Fam Plan,1988
3. Summary of studies utilizing androgens in the normal human male;Rowley,1978
4. Male contraceptive development: re-examination of testosterone enanthate as an effective single agent;Paulsen,1978
5. Clinical evaluation of testosterone enanthate in the reversible suppression of spermatogenesis in the human male: efficacy, mechanism of action and adverse effects;Swerdloff,1978