OBJECTIVE: To obtain prevalence estimates of age-related macular degeneration (AMD;
late, geographic atrophy, neovascular) by age and gender amongst populations of …

Purpose To estimate incidence of age-related macular degeneration (AMD) by subtype in
American whites aged≥ 50 years. Design Systematic review and meta-analysis. Methods …

Background UK estimates of age related macular degeneration (AMD) occurrence vary.
Aims To estimate prevalence, number and incidence of AMD by type in the UK population …

Twin researchers face the challenge of accurately determining the zygosity of twins for
research. As part of the annual questionnaire between 1999 and 2006, 8,307 twins from the …

The aim of this article was to investigate the psychological and socioeconomic ramifications
of Khat on its users and their communities. A thorough literature review was undertaken and …

Purpose: The relative importance of genetic factors in common vitreomacular interface (VMI)
abnormalities is unknown. The aim of this classical twin study is to determine the prevalence …

Purpose: Glaucoma is an eye disease that is the most common cause of irreversible
blindness worldwide. It has been suggested that gut microbiota can produce reactive …

Purpose: Temporal-to-nasal macular ganglion cell layer thickness ratios are reduced in
albinism. We explored similar ratios in a large twin cohort to investigate ranges in healthy …

Purpose: The spatial distribution of macular retinal ganglion cells varies in some disorders.
In particular, the ratio of temporal to nasal ganglion cell layer thickness measurements in …

Purpose: The pathophysiology of PVD is not fully understood; twin studies can estimate the
relative importance of genetic and environmental factors for common eye diseases and …