Central Retinal Enrichment Supplementation Trials (CREST): Design and Methodology of the CREST Randomized Controlled Trials. Akuffo KO, Beatty S, Stack J, Dennison J, O’Regan S, Meagher KA, Peto T, Nolan JM. Ophthalmic Epidemiology. April 2014.

Central Retinal Enrichment Supplementation Trials (CREST): Design and Methodology of the CREST Randomized Controlled Trials. Akuffo KO, Beatty S, Stack J, Dennison J, O’Regan S, Meagher KA, Peto T, Nolan JM. Ophthalmic Epidemiology. April 2014.