Boulton AJ, Selam JL, Sweeney M et al. Sildenafil citrate for the treatment of erectile dysfunction in men with type Ⅱdiabetes mellitus. Diabetologia,2001,44(1
Boulton AJ, Selam JL, Sweeney M et al. Sildenafil citrate for the treatment of erectile dysfunction in men with type Ⅱdiabetes mellitus. Diabetologia,2001,44(1