Research is an important part of McGill Ophthalmology. Basic and clinical researches are done in understanding the mechanisms of Vision, Ocular Immunology, Ocular inflammations (uveitis), Genetic, Retinal diseases, and Glaucoma. Many clinical staffs are also doing Clinical Trials. For the purposes of registration, a clinical trial is any research study that prospectively assigns human participants or groups of humans to one or more health-related interventions to evaluate the effects on health outcomes. Interventions include but are not restricted to drugs, cells and other biological products, surgical procedures, radiological procedures, devices, behavioural treatments, process-of-care changes, preventive care, etc.