نتایج جستجو برای: 50 at first
تعداد نتایج: 4784923 فیلتر نتایج به سال:
Synopsis The Medicare program must contend with serious challenges as it enters its 50th anniversary year, including rising expenditures, a fragmented, confusing benefit structure, and inadequate financial protections for some low-income beneficiaries and high users of services. In part 2 of their report, David Blumenthal, M.D., Karen Davis, and Stuart Guterman examine these challenges and disc...
We describe how a powerful new “constraint method” yields many different extensions of the topological version of Tverberg’s 1966 Theorem in the prime power case— and how the same method also was instrumental in the recent spectacular construction of counterexamples for the general
By bringing together individuals with complementary expertise, interests, and ideals, medical societies realize shared goals and ultimately improve care for people worldwide. For the past 50 years, the American Society of Nephrology (ASN) has achieved these objectives and accomplished its initial mission of advancing the science of nephrology. In the process, the ASN has grown to become the lar...
this study examines the effetivenss of task-based activities in helping students learn english language structures for a better communication. initially, a michigan test was administered to the two groups of 52 students majoring in english at the allameh ghotb -e- ravandi university to ensure their homogeneity. the students scores on the grammar part of this test were also regarded as their pre...
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