Abstract Background The variations of the circle of Willis (CW) are clinically important as patients with effective collateral circulations have a lower risk of transient ischemic attack and stroke than those with ineffective collaterals.The aim of the present cadaveric study was to investigate the anatomical variations of the CW and to compare the

The confrontation between China and the United States in the international Pedal Strap Pair economic and trade field has been gradually evolving into a much wider one between China and the Western world at large.In the escalating technological confrontation between China and the United States, Beijing has chosen export controls on gallium and germa

EENY-386, a 3-page illustrated fact sheet by Audio Jaret C.Daniels, describes this endangered small brightly colored butterfly which inhabits tropical hardwood hammocks and their associated margins, beachside scrub and tropical pine rocklands.Includes selected references.Published by Puzzles the UF Department of Entomology and Nematology, September

In this paper we describe a layered software architecture in Audio the management of a manufactur-ing company that intensively uses computer technology.Application tools, new and legacy, after the updating, operate in a context of an open web oriented architecture.The software architecture enables the integration and interoperability among all tool

The paper approaches some of the classical methods used in statistics for theanalysis of labor force and proposes new ways of current analysis required foradopting optimal economic patterns and strategies.The proposed methods, thelinear mean deviation used Orient in the analysis of the external mobility of the laborforce, the coefficient of variati