Eye health and vision have widespread and profound implications for many aspects of life,
health, sustainable development, and the economy. Yet nowadays, many people, families …

Improvements of water, sanitation, and hygiene (WASH) infrastructure and appropriate
health-seeking behavior are necessary for achieving sustained control, elimination, or …

Sometimes, valuable lessons from history are forgotten, remain unknown, or worse, are
ignored. This article reminds us of the pioneering work of Angelo Celli at the end of the 19th …

Child labor is a widespread phenomenon in the world, occurring predominantly in
developing countries. Recently, politicians, activists, and academics alike have shown …

Background We hypothesized that mass distribution of a broad-spectrum antibiotic agent to
preschool children would reduce mortality in areas of sub-Saharan Africa that are currently …

This paper examines the effects of birth order on intra-household allocations as evidenced
by the child labor incidence and school attendance of Brazilian children. Previous studies …

Background Eye-seeking flies have received much attention as possible trachoma vectors,
but this remains unproved. We aimed to assess the role of eye-seeking flies as vectors of …

House design may affect an individual's exposure to malaria parasites, and hence to
disease. We conducted a randomized‐controlled study using experimental huts in rural …

Purpose: To complete the baseline trachoma map worldwide by conducting population-
based surveys in an estimated 1238 suspected endemic districts of 34 countries. Methods: A …

This paper presents a model of the interaction between corrupt government officials and
industrial firms to show that corruption is antithetical to competition. It is hypothesized that a …