Introduction SLE is a chronic autoimmune disease characterised by multisystem involvement and fluctuating clinical course, ...
Digital Photography Review on MSN
What is a histogram, and how do you use it?
Cameras and editing programs have a useful tool for evaluating exposure. Here's what you need to know about the histogram and ...
Smithsonian Magazine on MSN
In an Experimental Composition, 50 Pianos Tuned to Slightly Different Frequencies Play Together
Between the 50 pianos and the instruments in the orchestra, the total number of strings the audience hears is closer to ...
Nomographs are typically used in applications for which the modest level of accuracy they provide is sufficient and useful.
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