In humans, a tiny area in the center of the retina called the fovea is critically important to viewing fine details. Densely packed with cone photoreceptor cells, it is used while reading, driving and gazing at objects of ...
Mar 06, 2014
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The Philippines plans to vaccinate seven million dogs within two years to end its status as one of the world's most rabies-prone nations, the health department said Monday.
Mar 10, 2014
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