News tagged with contrast ratio
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Search results for contrast ratio
Routine screening for postnatal depression not cost effective
Medicine & Health / Psychology & Psychiatry
16 minutes ago |
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0
Routine screening for postnatal depression in primary care - as recommended in recent guidance from the National Institute for Health and Clinical Excellence (NICE) - do not appear to represent value for money for the NHS, ...
Elevated-risk women refuse MRI breast cancer screening
23 hours ago |
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In a new study published in the January issue of Radiology, 42 percent of women eligible for breast cancer screening with MRI declined to undergo the procedure.
Social networking changing the way we travel
17 hours ago |
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(AP) -- Isahrai Azaria is heading to Austin, Texas, in February, and thanks to Facebook, she already has 40 acquaintances, an invitation to go water tubing, and a line on the best vegetarian lunch place in ...
How do you improve mammogram accuracy? Add noise
Technology / Computer Sciences
15 hours ago |
5 / 5 (1) |
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Members of a Syracuse University research team have shown that an obscure phenomenon called stochastic resonance (SR) can improve the clarity of signals in systems such as radar, sonar and even radiography, used in medical ...
Seeing how evolutionary mechanisms yield biological diversity
11 hours ago |
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An international team of scientists has discovered how changes in both gene expression and gene sequence led to the diversity of visual systems in African cichlid fish.
Accelerators and Light Sources of Tomorrow (Part 1: From Linacs to Lasers)
13 hours ago |
4.7 / 5 (3) |
2
From their humble beginnings as offshoots of the ordinary electric light bulb, particle accelerators have evolved in surprising directions. Among the most productive and promising developments have been light ...
Study redefines placebo effect as part of effective treatment
Medicine & Health / Psychology & Psychiatry
17 hours ago |
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Researchers used the placebo effect to successfully treat psoriasis patients with one quarter to one half of their usual dose of a widely used steroid medication, according to an early study published online today in the ...
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