APA

Aversa A., Isidori A. M., De Martino M. U., Caprio M., Fabbrini E., Rocchietti-March M., Frajese G. & Fabbri A. (20001109). Androgens and penile erection: evidence for a direct relationship between free testosterone and cavernous vasodilation in men with erectile dysfunction. : Clinical endocrinology.

Chicago

Aversa A, Isidori A M, De Martino M U, Caprio M, Fabbrini E, Rocchietti-March M, Frajese G and Fabbri A. 20001109. Androgens and penile erection: evidence for a direct relationship between free testosterone and cavernous vasodilation in men with erectile dysfunction. : Clinical endocrinology.

Harvard

Aversa A., Isidori A. M., De Martino M. U., Caprio M., Fabbrini E., Rocchietti-March M., Frajese G. and Fabbri A. (20001109). Androgens and penile erection: evidence for a direct relationship between free testosterone and cavernous vasodilation in men with erectile dysfunction. : Clinical endocrinology.

MLA

Aversa A, Isidori A M, De Martino M U, Caprio M, Fabbrini E, Rocchietti-March M, Frajese G and Fabbri A. Androgens and penile erection: evidence for a direct relationship between free testosterone and cavernous vasodilation in men with erectile dysfunction. : Clinical endocrinology. 20001109.