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As one of the abstract styles developing in the 1960s, Optical illusion (or Op) Art features games of lines and geometric ...
It's a win-win, and it's why everything on iStock is only available royalty-free — including all Abstract images and footage. What kinds of royalty-free files are available on iStock? How can you use ...
Acute coronary syndrome (ACS) results from a plaque-related acute thrombus, causing primary ischemic cardiomyopathy or lethal arrhythmia. We aimed to understand how immune cells affect the ...
In their recent Review, Ramos and colleagues1 summarise the evolving landscape of pneumococcal disease and vaccines. However, two crucial issues warrant further discussion. First, many countries ...