نتایج جستجو برای: 1385 1990
تعداد نتایج: 77523 فیلتر نتایج به سال:
Schisandra sphenanthera is widely used as a tonic and restorative in many countries to enhance the function of liver and other organs. Wuzhi tablet (WZ) is a preparation of an ethanol extract of Schisandra sphenanthera. Our previous study demonstrated that WZ exerted a protective effect toward acetaminophen (APAP)-induced hepatotoxicity. However, the molecular mechanisms of this protection rema...
In west Africa, the alarming rate of land use intensification and the assumed deterioration of parkland species calls for assessments of locally valued non-timber forest product (NTFP) yielding populations. This study focused on the baobab tree, Adansonia digitata Linn., in Cinzana, Mali. Here by conducting biological inventories in different land use types and interviews we addressed the follo...
OBJECTIVE To determine medical students' perceptions of having been harassed or belittled and their correlates, for the purposes of reducing such abuses. DESIGN Longitudinal survey. SETTING 16 nationally representative US medical schools. PARTICIPANTS 2884 students from class of 2003. MAIN OUTCOME MEASURES Experiences of harassment and belittlement at freshman orientation, at entry to w...
AIM This open-label, randomized, and multicentre trial tested the hypothesis that, on a background of aspirin, continuing clopidogrel would be superior to stopping clopidogrel at 12 months following drug-eluting stent (DES) implantation. METHODS AND RESULTS Patients (N = 1799) who had undergone placement of ≥1 DES for stable coronary artery disease or acute coronary syndrome were included in ...
Coling's existence can today be measured in (reasonable fractions of) centuries. After twelve well-renowned international conferences arranged by the International Committee for Computational Linguistics and after an increasing number of publications and local meetings dedicated to the topic one might assume that all of us who care would by now know exactly what computational linguistics is abo...
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During 1990, health expenditures as a share of gross national product rose to 12.2 percent, up from 11.6 percent in 1989. This dramatic increase is the second largest increase in the past three decades. The national health expenditure estimates presented in this article document rapidly rising health care costs and provide a context for understanding the health care financing crisis facing the ...
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