4Rendell MS, Raifer J, Wicker PA, et al. Sildenafil for treatment erectile dysfunction in men with diabetes: a randomized controlled trial [J] . JAMA.1999, 281:421-426
5Rose RC, Riley A, Wanger G, et al. Urology.1997 , 49:822 - 830 [J] .
6Fedele D, Bortolotti A, Coscelli C, et al. Eretile dysfunction in type 1 and type 2 diabetics in Italy [J] . Int J Epidemiol. 1995, 10:273 - 280
7El - Kebbi IM, Ziemer Dc, Cook CB, et al. Comorbidity and glycemic control in patients with type 2 diabetes [J] . Arch Intem Med.2001, 161:1295- 1300
8De Berardis G, Franciosal M, Belfiglio M, et al. Erectile dysfunction and quality of life in type2 diabetic patients: a serious pobiem toooften overlooked [J] .Diabetes Care.2002, 25:284-291
9[1]Bemelmas RLH, Meulmen EJH, Doesburg WH, et al. Erectile dysfunction in diabetic men;the neurologicalfactor revisited. J Urol 1994;151:884~889.
10[2]Green DA, et al. Diabetes Care 1985;8:290~291.