منابع مشابه
Nejm —
Page 1 of 10 file:///Users/sharonargenbright/Desktop/HB%20321/NEJM%20—2011%20.webarchive Cross-sectional studies of hospital-level administrative data have shown an association between lower levels of staffing of registered nurses (RNs) and increased patient mortality. However, such studies have been criticized because they have not shown a direct link between the level of staffing and individu...
متن کاملNejm —
In a randomized, double-blind, multicenter, controlled trial, we assigned 4447 patients with type 2 diabetes to receive olmesartan (at a dose of 40 mg once daily) or placebo for a median of 3.2 years. Additional antihypertensive drugs (except angiotensin-converting–enzyme inhibitors or ARBs) were used as needed to lower blood pressure to less than 130/80 mm Hg. The primary outcome was the time ...
متن کاملNEJM -- Toxic Leukoencephalopathy
PubMed Citation Leukoencephalopathy is a structural alteration of cerebral white matter in which myelin suffers the most damage. Toxic leukoencephalopathy may be caused by exposure to a wide variety of agents, including cranial irradiation, therapeutic agents, drugs of abuse, and environmental toxins.1 Toxic leukoencephalopathy particularly involves white-matter tracts devoted to higher cerebra...
متن کاملNEJM -- Data Torturing
"If you torture your data long enough, they will tell you whatever you want to hear" has become a popular observation in our office. In plain English, this means that study data, if manipulated in enough different ways, can be made to prove whatever the investigator wants to prove. Unfortunately, this is generally true. Because every investigator wants to present results in the most exciting wa...
متن کامل360 x 360 Mosaics
Current mosaicing methods use narrow field of view cameras to acquire image data. This poses problems when computing a complete spherical mosaic. First, a large number of images are needed to capture a sphere. Second, errors in mosaicing make it difficult to complete the spherical mosaic without seams. Third, with a hand-held camera it is hard for the user to ensure complete coverage of the sph...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: New England Journal of Medicine
سال: 2016
ISSN: 0028-4793,1533-4406
DOI: 10.1056/nejme1602547