Health, Men's Health, Conditions and Diseases, Penis

BUPA – Erectile Dysfunction

Provides an explanation of diagnosis and examines causes of erectile dysfunction, gives a guide to treatment options which range from lifestyle changes to medication.

http://hcd2.bupa.co.uk/fact_sheets/html/Impotence.html
eMedicine - Pearly Penile Papules

Includes an introduction, clinical differentials, workup, treatment, and medication.

http://www.emedicine.com/derm/topic313.htm