Akuffo, Kwadwo Owusu and Nolan, John M and Howard, Alan N. and Moran, Rachel and Stack, J and Klein, R and Klein, B E and Meuer, S M and Sabour-Pickett, S and Thurnham, D I and Beatty, Stephen (2015) Sustained supplementation and monitored response with differing carotenoid formulations in early age-related macular degeneration. Eye. ISSN 0950-222X