Key References
Bosshardt RJ et al: Objective measurement of the effectiveness, therapeutic success, and dynamic mechanisms of the vacuum device. Br J Urol 75:786, 1995

Goldstein I et al: Oral sildenafil in the treatment of erectile dysfunction. N Engl J Med 338:1397, 1998

Linet OI, Ogring FG: Efficacy and safety of intracavernosal alprostadil in men with erectile dysfunction. N Engl J Med 334:873, 1996

NIH Consensus Conference: Impotence. JAMA 270:83, 1993

Porst H: Transurethral alprostadil with MUSE (medicated urethral system for erection) vs intracavernous alprostadil: A comparative study in 103 patients with erectile dysfunction. Int J Impot Res 9:187, 1997

Wagner G, Saenz de Tejada I: Update on male erectile dysfunction. BMJ 316:678, 1998

Welt CK, Hall JE: Gonadotropin deficiency: Differential diagnosis and treatment. In Diseases of the Pituitary: Diagnosis and Treatment, Wierman ME (Ed). Humana Press, Totowa, NJ, 1997, pp 221-246