Concussions occur as a result of forces directed to the head or neck, or from impulsive forces transmitted from the body to the head. They result in the rapid onset and spontaneous recovery of short-lived impairment of neurologic function. Concussions represent a functional, rather than structural, disturbance, and do not result in abnormalities on standard structural imaging. This article disc...

The ambition, which launched the health for all movement, was bold. It assumed that enlightened policy could raise the level of health in deprived populations and thus drive overall development. The declaration broadened the medical model to include social and economic factors, and acknowledged that activities in many sectors, including civil society organizations, shaped the prospects for impr...

An almost inescapable premise one is likely to accept in this day and age is that ideas, even deeply theoretical ones, have causal power. Another is that people’s ideas differ, often to a considerable extent, and in some instances quite diametrically. These two simple postulates entail a simple conclusion, to wit that certain actual events or actions (i.e. those directly or indirectly brought a...

one of the main functionalities of capital market is to enhance liquidity in the market. mutual funds are modern financial institutions which are designed with the aim of absorbing funds from investors and devote them to buy a variety of securities in order to reduce investment risks, exploit the economies of scale and finally make a reasonable return for investors. regarding effective role of ...