Objectives: To evaluate compliance with the self-regulation agreement of the food and drink vending machine sector in primary schools in Madrid, Spain.Methods: Cross-sectional study of the prevalence of vending machines in 558 primary schools in 2008.Using the directory of all registered primary schools in Madrid, we identified the presence of mach

This study explores in detail the functional consequences of subtle retraction and detachment of myelin around the nodes of Ranvier following mild-to-moderate crush or stretch mediated injury.An equivalent electrical circuit model for a series of equally spaced nodes of Ranvier was created incorporating extracellular and axonal resistances, paranod