1. Jardin A, Wagner G, Khoury S, Giuliano F, Goldstein I, Padma-Nathan H, editors. Recommendations of the First International Consultation on Erectile Dysfunction, co-sponsored by the World Health Organization (WHO). Plymouth: Health Publications Ltd., 2000, p. 709–26.
2. Physician–patient dialogue and clinical evaluation of erectile dysfunction;Chun;Urol. Clin. North Am.,2001
3. When patients request the impotence pill: tips for office evaluation and treatment;Mobley;Postgrad. Med.,1998
4. Prevalence of erectile dysfunction: results of an epidemiological survey of a representative sample of 1004 men;Giuliano;Eur. Urol.,2002
5. The likely worldwide increase in erectile dysfunction between 1995 and 2025 and some possible policy consequences;Aytaç;BJU Int.,1999