A Study of DA-8159 in Subjects With Erectile Dysfunction

Accumed Research Associates, Garden City

Center for Urologic Research of Western New York, Williamsville

Drs. Werner, Murdock & Francis, P.A. , Urology Associates, Greenbelt

South Florida Medical Research, Aventura

Florida Foundation for Healthcare Research, Ocala

Medical Affiliated Research Center, Huntsville

Northeast Indiana Research, LLC, Fort Wayne

Urology San Antonio Research, San Antonio

Urology Research Options, Aurora

The Male Clinic, Beverly Hills

West Coast Clinical Research, Tarzana

South Orange County, Laguna Woods

California Profession Research, Newport Beach

Connecticut Clinical Research Center, Waterbury

University Urological Researcgh Institute, Providence