منابع مشابه
All of Us Are Smarter than Any of Us: Nondeterministic Wait-Free Hierarchies Are Not Robust
A wait-free hierarchy Herlihy91, Jayanti93] classiies object types on the basis of their strength in supporting wait-free implementations of other types. Such a hierarchy is robust if it is impossible to implement objects of types that it classiies as \strong" by combining objects of types that it classiies as \weak". We prove that, if nondeterministic types are allowed, the only wait-free hier...
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To the Editor: Gibbons et al1 detail the “noble” and Herculean task of developing American College of Cardiology/American Heart Association cardiovascular guidelines. Recommendations are based on either experimental results or opinion, with the latter being considered of uniformly lower evidentiary importance. The contribution of opinion to the guidelines is substantial in that opinion supports...
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KLUG et al. [1] have reported observer variability within and between two experienced observers of a number of lung function measurements in preschool children. One of the methods assessed was the measurement of airway resistance by the interrupter technique (Rint). In their laboratory, Rint measurements have high interobserver variability, although no systematic bias. In our laboratory interob...
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We encounter with some pronouns in the Holy Quran that are with no reference. Of course this makes mind search for their reference with regard to the verses’ meaning and intention, otherwise it views as subjective interpretation of Quranic text. One of these cases is the pronoun ‘this’ in (7: 43) in which anyone who is in Paradise says: “All praise is due to Allah who gu...
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The evolution of human history has greatly influenced human infectious diseases. For instance, the emergence of industrialization and the human population increase and conglomeration both directly contribute to the spread of microbes. Although the progress of medicine has helped to control infectious diseases, at the same time the advent of certain medical practices has actually favored the occ...
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ژورنال
عنوان ژورنال: Nature Medicine
سال: 1995
ISSN: 1078-8956,1546-170X
DOI: 10.1038/nm0295-173