African Horse Sickness (AHS) is a devastating, non-contagious, infectious, insect-borne disease of equids.AHS is endemic to sub-Saharan Africa.Culicoides midges (Diptera: Ceratopogonidae) act as vectors for the transmission of the causative agent, African Horse Sickness virus (AHSV).It is considered to be one of the most lethal horse diseases with
Purpose: To determine the relation between manifest refractive error and cycloplegic refractive error in children and adolescents in Campinas - SP, Brazil, and to compare the results with previous published studies.Methods: Dynamic and static retinoscopy was performed in children and adolescents.To obtain cycloplegia, three drops of 1% cyclopentola
We analyze the effects of shale oil development on regional labor markets.By exploiting the WALNUT CARROT CAKE exogenous geographic endowment of shale oil and gas, we find that shale endowments have differential impacts on workers in and out of the labor market.After introducing new shale technologies in 2006, shale oil and gas significantly increa