Objective: To analyse variations in axial length (AL), corneal radius (CR) and the AL/CR ratio over one year in eight-year-old schoolchildren, considering sex, ethnicity and refractive error.Methods: Vision screenings were conducted in 16 schools in Terrassa (Barcelona, Spain) with eight-year-old children as part of the CISViT project.Measurements
Several economic, susanne kaufmann vitamin c complex institutional, technical and socio-cultural barriers hinder countries from moving from the high to the low emission pathway.The objective of this research is to find out the impacts of social, economic, technological and regulatory barriers in the deployment of renewable energy.Data were collecte
Context and relevance.One of the urgent tasks of sports psychology is to develop virtual diagnostic simulators with the inclusion of a battery of chronometric tests aimed at assessing the perceptual and motor processes of athletes and possessing a high level of reliability and validity.Objective.The purpose of this work was to develop such tests fo
The optimal wheel/rail adhesion of heavy-duty locomotives under traction must be determined given that suboptimal wheel/rail adhesion may result syil x7 price in low creep utilization, skidding, and idling.Here, we present an algorithm for the online identification of adhesion parameters.The algorithm is used for the online parameter estimation of