IMPROVEMENT OF MICRO-HARDNESS AND ELECTROCHEMICAL PROPERTIES OF AL-4%CU-0.5%MG ALLOY BY AG ADDITION



Transsphenoidal surgery in Cushing disease

Background: Cushing disease is uncommon challenging disease.The adenomas are usually small in size in most case making the disease diagnosis and management is sometimes difficult.In some cases, the tumor cannot be identified on imaging studies and in many cases the adenoma is eccentric in location adding more difficulties to the trans-sphenoid appr

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On the Expressive Power of 2-Stack Visibly Pushdown Automata

Visibly pushdown automata are input-driven pushdown automata that recognize some non-regular context-free languages while preserving the nice closure and decidability properties of finite automata.Visibly pushdown automata with multiple stacks have been considered recently by La Torre, Madhusudan, and Parlato, who exploit the concept of visibility

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