Parafoveal letter recognition at reduced contrast in normal aging and in patients with risk factors for AMD

Authors

• Gesa Hahn;
• André Messias;
• Manfred MacKeben;
• Klaus Dietz;
• Susanne Trauzettel-Klosinski;
• Markku Leinonen;
• Lea Hyvärinen;
• Karin Horwath;