Chirila C, Earnshaw SR, Black L, McDade CL, Roskell NS, Shannon PR, Montorsi F, Andriole GL. Economic analysis: randomized, placebo-controlled clinical trial of dutasteride in men at high risk for prostate cancer. J Cancer Sci Ther. 2011;S3(004). doi: 10.4172/1948-5956.S3-004
Britt D, Kubin M, Keininger D, Trudeau E, Sagnier P, Fugl-Meyer A. Development and validation of the treatment satisfaction scale (TSS) for erectile dysfunction. Pharmacotherapy. 2003 Jun;23(10):132.