1. Klein R, Klein BE,Lee KE, Moss SE, Cruickshanks KJ: Prevalence of self-reported erectile dysfunction in people with long-term IDDM. Diabetes Care 19:135–141, 1996
2. Marwick C: Survey says patients expect little physician help on sex. JAMA 281:2173, 1999
3. Litwin MS, Lubeck DP, Henning JM, Carroll PR: Differences in urologist and patient assessments of health related quality of life in men with prostate cancer: results of the CaPSURE database. J Urol 159:1988–1992, 1998
4. Siu SC, Lo SK,Wong KW, Ip KM, Wong YS: Prevalence of and risk factors for erectile dysfunction in Hong Kong diabetic patients. Diabet Med 18: 732–738,2001
5. Fedele D,Bortolotti A, Coscelli C, Santeusanio F, Chatenoud L, Colli E, Lavezzari M,Landoni M, Parazzini F: Erectile dysfunction in type 1 and type 2 diabetics in Italy. Int J Epidemiol 29:524–531, 2000