The Coimbra Ophthalmology Reading Center (CORC) is dedicated to grading retinal images in digital format as well as the certification of the technicians responsible for taking these images. It is crucial for multicentric clinical trials to have a Central Reading Centre involved.

CORC has all the necessary equipment for grading retinal images and has, at the moment the necessary, qualified and trained personnel, 3 ophthalmologists, 2 technicians and 1 secretary. It is also capable of certify technicians in other European countries, for specific clinical trial studies.