منابع مشابه
Lessons Learned and Forgotten
phase-in of federal income taxes, Congress allowed oil and gas companies to deduct 27.5 percent of gross revenues (up to half of net income) for corporate income tax purposes. Characteristically, a tax policy that began as a technical adjustment of the tax code turned into a deliberate measure to stimulate oil and gas production. The deduction was a big hit with the industry because it far exce...
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Only limited information is currently available about the prognostic significance of tricuspid regurgitation (TR). The few existing studies, however, suggest a strong impact of TR on clinical outcome. Significant TR is associated with poor prognosis in patients with mitral stenosis after percutaneous balloon valvuloplasty and with a reduction in exercise capacity after mitral valve surgery. A s...
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The Ebola virus disease (EVD) outbreak in the three West Africa countries of Guinea, Liberia, and Sierra Leone, was declared by the World Health Organization (WHO) as a public health event of international concern in August 2014. The disease, which has caused more than 10,000 deaths from over 25,000 cases, has thrived on a failed disease control system, national denial, and a poor and fragile h...
متن کاملThe hand that has forgotten its cunning--lessons from musicians' hand dystonia.
Focal task-specific dystonia of the musicians' hand (FTSDmh) is an occupational movement disorder that affects instrumental musicians and often derails careers. There has been speculation on the role of intense practice or the specific technical demands of various instruments as triggers for the development of FTSDmh. In this study, we review the clinical features of all published cases (899 pa...
متن کامل, Jr Observational studies should not be forgotten Lessons from the withdrawal of rofecoxib
http://bmj.com/cgi/content/full/329/7478/1342 Updated information and services can be found at: These include: References http://bmj.com/cgi/content/full/329/7478/1342#otherarticles 1 online articles that cite this article can be accessed at: Rapid responses http://bmj.com/cgi/eletter-submit/329/7478/1342 You can respond to this article at: http://bmj.com/cgi/content/full/329/7478/1342#response...
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ژورنال
عنوان ژورنال: Nature
سال: 2010
ISSN: 0028-0836,1476-4687
DOI: 10.1038/nature09241