نتایج جستجو برای: volume measurments

تعداد نتایج: 315100  

2007
Levente Buttyán Péter Schaffer István Vajda

In typical sensor network applications, the sensors are left unattended for a long period of time. In addition, due to cost reasons, sensor nodes are usually not tamper resistant. Consequently, sensors can be easily captured and compromised by an adversary. Once compromised, a sensor can send authentique messages to other nodes and to the base station, but those messages may contain arbitrary d...

Journal: :international journal of health policy and management 0
william b. weeks the dartmouth institute for health policy and clinical practice, dartmouth college, hanover, nh, usa bruno ventelou aix-marseille school of economics (cnrs & ehess), aix-marseille university, marseille, france zeynep or institut de recherché et documentation en économie de la santé, paris, france

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Journal: :medical journal of islamic republic of iran 0
r. hashemi dept. of internal medicine, shohada medical &educational cente1; shahid beheshti universityof medical sciences, tehran, iran. s.m. homayouni dept. of internal medicine, shohada medical & educational center, tajrish square, tehran, iran. a.a. mehrabian dept. of internal medicine, shohada medical &educational cente1; shahid beheshti universityof medical sciences, tehran, iran. h. zojaji dept. of internal medicine, shohada medical &educational cente1; shahid beheshti universityof medical sciences, tehran, iran.

abstract background: the current practice to measure rv is either by bpg or helium dilution methods which may not be available in all clinics due to their cost. methods: this paper outlines a method for both direct and indirect calculation of rv via pft with acceptable sensitivity (81 %, 60% ), specificity (71 %, 94%) and validity (76%, 78%) for obstructive and restrictive lung disease respecti...

Applied Literature, however, does not have literature at its centre. Literature in this domain is a tool to solve problems and achieve goals. Using literature to teach and learn languages, the application of literature to language education, is a very handy example. Health Humanities (by Crawford, et al. and reviewed by A. Ramazani in our Journal's previous issue) comprises chapters on how lite...

A new vocabulary item has been added to English dictionaries: Covid-19. For linguists, the addition of a meaningful linguistic element to any language should change the whole language as, for T. S. Eliot, a new poem changes the whole literature of a nation. But let us see how seriously the addition of the vocabulary item Covid-19 might change the English language. According to Cambridge online ...

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