Dr. David W. Ferris and Associates

Warwick, Rhode Island 02887

0 studies enrolling now · 3 studies all time

What they study most

Myopia, Refractive Ametropia, Vision Correction

Studies at this site

• Evaluation of the Performance of Two Contact Lenses Compared to a Marketed Lens — Completed
• Vistakon Investigational Contact Lenses Worn for Daily Wear — Completed
• Performance of Two Silicone Hydrogel Toric Contact Lenses — Completed