Introduction 1. In recent years considerable efforts have been made to increase the evidence base for decision making within the NHS. Under the NHS R&D Programme a sizeable percentage of NHS resources have been spent on research, one of the largest programmes of research being in the field of...

Age related macular degeneration (AMD) is the leading cause of blindness in the United Kingdom and the rest of the western world. It occurs in 15% to 30% of individuals over 75 years of age. About 15% of these patients develop a more aggressive wet form of the disease that causes severe loss of...