* Difference was considered significant at P < 0.05. Logistic regression analysis showing the association of miR-122, miR-221 and miR-21 with drug responsiveness among HCV-4 patients.
Type V-phosphodiesterase-inhibitors (PDE5i) are the first choice drugs in the treatment of erectile dysfunction (ED), being effective in 60–70% of patients. However, approximately 50% of patients per